Home / 10,628.04-14,666.50-6,151.72

Finding the Fourth Proportional to 10,628.04, 14,666.50 and 6,151.72

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Solution

The fourth proportional to 10,628.04, 14,666.50 and 6,151.72 is: 8,489.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628.04 : 14,666.50 = 6,151.72 : x
  2. Step 2: Convert to fraction form
    10,628.04/14,666.50 = 6,151.72/x
  3. Step 3: Cross multiply
    10,628.04x = 14,666.50 × 6,151.72
  4. Step 4: Simplify right side
    10,628.04x = 90,224,201.38
  5. Step 5: Solve for x
    x = 90,224,201.38/10,628.04
  6. Step 6: Final answer
    x = 8,489.26

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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.