Home / 9,152.78-13,718.10-6,550.26

Finding the Fourth Proportional to 9,152.78, 13,718.10 and 6,550.26

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Solution

The fourth proportional to 9,152.78, 13,718.10 and 6,550.26 is: 9,817.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152.78 : 13,718.10 = 6,550.26 : x
  2. Step 2: Convert to fraction form
    9,152.78/13,718.10 = 6,550.26/x
  3. Step 3: Cross multiply
    9,152.78x = 13,718.10 × 6,550.26
  4. Step 4: Simplify right side
    9,152.78x = 89,857,121.71
  5. Step 5: Solve for x
    x = 89,857,121.71/9,152.78
  6. Step 6: Final answer
    x = 9,817.47

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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.