Home / 10,722.92-14,798.10-6,742.52

Finding the Fourth Proportional to 10,722.92, 14,798.10 and 6,742.52

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Solution

The fourth proportional to 10,722.92, 14,798.10 and 6,742.52 is: 9,304.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722.92 : 14,798.10 = 6,742.52 : x
  2. Step 2: Convert to fraction form
    10,722.92/14,798.10 = 6,742.52/x
  3. Step 3: Cross multiply
    10,722.92x = 14,798.10 × 6,742.52
  4. Step 4: Simplify right side
    10,722.92x = 99,776,485.21
  5. Step 5: Solve for x
    x = 99,776,485.21/10,722.92
  6. Step 6: Final answer
    x = 9,304.97

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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.