Home / 10,164.43-15,246.65-6,700.87

Finding the Fourth Proportional to 10,164.43, 15,246.65 and 6,700.87

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Solution

The fourth proportional to 10,164.43, 15,246.65 and 6,700.87 is: 10,051.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,164.43 : 15,246.65 = 6,700.87 : x
  2. Step 2: Convert to fraction form
    10,164.43/15,246.65 = 6,700.87/x
  3. Step 3: Cross multiply
    10,164.43x = 15,246.65 × 6,700.87
  4. Step 4: Simplify right side
    10,164.43x = 102,165,819.59
  5. Step 5: Solve for x
    x = 102,165,819.59/10,164.43
  6. Step 6: Final answer
    x = 10,051.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.