Home / 9,887.06-14,834.24-5,206.88

Finding the Fourth Proportional to 9,887.06, 14,834.24 and 5,206.88

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Solution

The fourth proportional to 9,887.06, 14,834.24 and 5,206.88 is: 7,812.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,887.06 : 14,834.24 = 5,206.88 : x
  2. Step 2: Convert to fraction form
    9,887.06/14,834.24 = 5,206.88/x
  3. Step 3: Cross multiply
    9,887.06x = 14,834.24 × 5,206.88
  4. Step 4: Simplify right side
    9,887.06x = 77,240,138.15
  5. Step 5: Solve for x
    x = 77,240,138.15/9,887.06
  6. Step 6: Final answer
    x = 7,812.24

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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.