Home / 9,887.26-14,838.18-7,962.70

Finding the Fourth Proportional to 9,887.26, 14,838.18 and 7,962.70

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Solution

The fourth proportional to 9,887.26, 14,838.18 and 7,962.70 is: 11,949.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,887.26 : 14,838.18 = 7,962.70 : x
  2. Step 2: Convert to fraction form
    9,887.26/14,838.18 = 7,962.70/x
  3. Step 3: Cross multiply
    9,887.26x = 14,838.18 × 7,962.70
  4. Step 4: Simplify right side
    9,887.26x = 118,151,975.89
  5. Step 5: Solve for x
    x = 118,151,975.89/9,887.26
  6. Step 6: Final answer
    x = 11,949.92

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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.