Home / 9,834.82-13,572.38-5,358.76

Finding the Fourth Proportional to 9,834.82, 13,572.38 and 5,358.76

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Solution

The fourth proportional to 9,834.82, 13,572.38 and 5,358.76 is: 7,395.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,834.82 : 13,572.38 = 5,358.76 : x
  2. Step 2: Convert to fraction form
    9,834.82/13,572.38 = 5,358.76/x
  3. Step 3: Cross multiply
    9,834.82x = 13,572.38 × 5,358.76
  4. Step 4: Simplify right side
    9,834.82x = 72,731,127.05
  5. Step 5: Solve for x
    x = 72,731,127.05/9,834.82
  6. Step 6: Final answer
    x = 7,395.27

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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.