Home / 10,902.66-15,045.04-6,122.17

Finding the Fourth Proportional to 10,902.66, 15,045.04 and 6,122.17

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Solution

The fourth proportional to 10,902.66, 15,045.04 and 6,122.17 is: 8,448.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902.66 : 15,045.04 = 6,122.17 : x
  2. Step 2: Convert to fraction form
    10,902.66/15,045.04 = 6,122.17/x
  3. Step 3: Cross multiply
    10,902.66x = 15,045.04 × 6,122.17
  4. Step 4: Simplify right side
    10,902.66x = 92,108,292.54
  5. Step 5: Solve for x
    x = 92,108,292.54/10,902.66
  6. Step 6: Final answer
    x = 8,448.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.