Home / 8,240.30-11,373.48-6,444.24

Finding the Fourth Proportional to 8,240.30, 11,373.48 and 6,444.24

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Solution

The fourth proportional to 8,240.30, 11,373.48 and 6,444.24 is: 8,894.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.30 : 11,373.48 = 6,444.24 : x
  2. Step 2: Convert to fraction form
    8,240.30/11,373.48 = 6,444.24/x
  3. Step 3: Cross multiply
    8,240.30x = 11,373.48 × 6,444.24
  4. Step 4: Simplify right side
    8,240.30x = 73,293,377.89
  5. Step 5: Solve for x
    x = 73,293,377.89/8,240.30
  6. Step 6: Final answer
    x = 8,894.51

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Half scale
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Double scale
Find fourth proportional to 8,241.30, 11,374.86 and 6,445.24
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.