Home / 10,437.65-14,395.59-9,176.02

Finding the Fourth Proportional to 10,437.65, 14,395.59 and 9,176.02

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Solution

The fourth proportional to 10,437.65, 14,395.59 and 9,176.02 is: 12,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437.65 : 14,395.59 = 9,176.02 : x
  2. Step 2: Convert to fraction form
    10,437.65/14,395.59 = 9,176.02/x
  3. Step 3: Cross multiply
    10,437.65x = 14,395.59 × 9,176.02
  4. Step 4: Simplify right side
    10,437.65x = 132,094,207.78
  5. Step 5: Solve for x
    x = 132,094,207.78/10,437.65
  6. Step 6: Final answer
    x = 12,655.55

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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.