Home / 9,070.26-12,515.36-5,534.61

Finding the Fourth Proportional to 9,070.26, 12,515.36 and 5,534.61

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Solution

The fourth proportional to 9,070.26, 12,515.36 and 5,534.61 is: 7,636.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,070.26 : 12,515.36 = 5,534.61 : x
  2. Step 2: Convert to fraction form
    9,070.26/12,515.36 = 5,534.61/x
  3. Step 3: Cross multiply
    9,070.26x = 12,515.36 × 5,534.61
  4. Step 4: Simplify right side
    9,070.26x = 69,267,608.94
  5. Step 5: Solve for x
    x = 69,267,608.94/9,070.26
  6. Step 6: Final answer
    x = 7,636.78

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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.