Home / 9,834.90-13,572.32-5,358.65

Finding the Fourth Proportional to 9,834.90, 13,572.32 and 5,358.65

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Solution

The fourth proportional to 9,834.90, 13,572.32 and 5,358.65 is: 7,395.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,834.90 : 13,572.32 = 5,358.65 : x
  2. Step 2: Convert to fraction form
    9,834.90/13,572.32 = 5,358.65/x
  3. Step 3: Cross multiply
    9,834.90x = 13,572.32 × 5,358.65
  4. Step 4: Simplify right side
    9,834.90x = 72,729,319.71
  5. Step 5: Solve for x
    x = 72,729,319.71/9,834.90
  6. Step 6: Final answer
    x = 7,395.02

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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.