Home / 10,472.64-15,707.34-6,800.91

Finding the Fourth Proportional to 10,472.64, 15,707.34 and 6,800.91

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Solution

The fourth proportional to 10,472.64, 15,707.34 and 6,800.91 is: 10,200.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,472.64 : 15,707.34 = 6,800.91 : x
  2. Step 2: Convert to fraction form
    10,472.64/15,707.34 = 6,800.91/x
  3. Step 3: Cross multiply
    10,472.64x = 15,707.34 × 6,800.91
  4. Step 4: Simplify right side
    10,472.64x = 106,824,205.68
  5. Step 5: Solve for x
    x = 106,824,205.68/10,472.64
  6. Step 6: Final answer
    x = 10,200.31

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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.