Home / 8,190.02-11,302.38-4,653.24

Finding the Fourth Proportional to 8,190.02, 11,302.38 and 4,653.24

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Solution

The fourth proportional to 8,190.02, 11,302.38 and 4,653.24 is: 6,421.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190.02 : 11,302.38 = 4,653.24 : x
  2. Step 2: Convert to fraction form
    8,190.02/11,302.38 = 4,653.24/x
  3. Step 3: Cross multiply
    8,190.02x = 11,302.38 × 4,653.24
  4. Step 4: Simplify right side
    8,190.02x = 52,592,686.71
  5. Step 5: Solve for x
    x = 52,592,686.71/8,190.02
  6. Step 6: Final answer
    x = 6,421.56

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Half scale
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Double scale
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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.