Home / 9,153.75-12,633.17-5,122.04

Finding the Fourth Proportional to 9,153.75, 12,633.17 and 5,122.04

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Solution

The fourth proportional to 9,153.75, 12,633.17 and 5,122.04 is: 7,068.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153.75 : 12,633.17 = 5,122.04 : x
  2. Step 2: Convert to fraction form
    9,153.75/12,633.17 = 5,122.04/x
  3. Step 3: Cross multiply
    9,153.75x = 12,633.17 × 5,122.04
  4. Step 4: Simplify right side
    9,153.75x = 64,707,602.07
  5. Step 5: Solve for x
    x = 64,707,602.07/9,153.75
  6. Step 6: Final answer
    x = 7,068.97

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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.