Home / 10,500.32-15,744.96-4,654.24

Finding the Fourth Proportional to 10,500.32, 15,744.96 and 4,654.24

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Solution

The fourth proportional to 10,500.32, 15,744.96 and 4,654.24 is: 6,978.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,500.32 : 15,744.96 = 4,654.24 : x
  2. Step 2: Convert to fraction form
    10,500.32/15,744.96 = 4,654.24/x
  3. Step 3: Cross multiply
    10,500.32x = 15,744.96 × 4,654.24
  4. Step 4: Simplify right side
    10,500.32x = 73,280,822.63
  5. Step 5: Solve for x
    x = 73,280,822.63/10,500.32
  6. Step 6: Final answer
    x = 6,978.91

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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.