Home / 9,542.91-14,318.67-5,155.25

Finding the Fourth Proportional to 9,542.91, 14,318.67 and 5,155.25

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Solution

The fourth proportional to 9,542.91, 14,318.67 and 5,155.25 is: 7,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,542.91 : 14,318.67 = 5,155.25 : x
  2. Step 2: Convert to fraction form
    9,542.91/14,318.67 = 5,155.25/x
  3. Step 3: Cross multiply
    9,542.91x = 14,318.67 × 5,155.25
  4. Step 4: Simplify right side
    9,542.91x = 73,816,271.26
  5. Step 5: Solve for x
    x = 73,816,271.26/9,542.91
  6. Step 6: Final answer
    x = 7,735.19

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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.