Home / 8,444.10-11,652.56-4,667.20

Finding the Fourth Proportional to 8,444.10, 11,652.56 and 4,667.20

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Solution

The fourth proportional to 8,444.10, 11,652.56 and 4,667.20 is: 6,440.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.10 : 11,652.56 = 4,667.20 : x
  2. Step 2: Convert to fraction form
    8,444.10/11,652.56 = 4,667.20/x
  3. Step 3: Cross multiply
    8,444.10x = 11,652.56 × 4,667.20
  4. Step 4: Simplify right side
    8,444.10x = 54,384,828.03
  5. Step 5: Solve for x
    x = 54,384,828.03/8,444.10
  6. Step 6: Final answer
    x = 6,440.57

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Half scale
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Double scale
Find fourth proportional to 8,445.10, 11,653.94 and 4,668.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.