Home / 9,902.16-14,838.66-5,513.58

Finding the Fourth Proportional to 9,902.16, 14,838.66 and 5,513.58

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Solution

The fourth proportional to 9,902.16, 14,838.66 and 5,513.58 is: 8,262.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,902.16 : 14,838.66 = 5,513.58 : x
  2. Step 2: Convert to fraction form
    9,902.16/14,838.66 = 5,513.58/x
  3. Step 3: Cross multiply
    9,902.16x = 14,838.66 × 5,513.58
  4. Step 4: Simplify right side
    9,902.16x = 81,814,139.00
  5. Step 5: Solve for x
    x = 81,814,139.00/9,902.16
  6. Step 6: Final answer
    x = 8,262.25

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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.