Home / 7,526.07-10,385.17-4,168.80

Finding the Fourth Proportional to 7,526.07, 10,385.17 and 4,168.80

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Solution

The fourth proportional to 7,526.07, 10,385.17 and 4,168.80 is: 5,752.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.07 : 10,385.17 = 4,168.80 : x
  2. Step 2: Convert to fraction form
    7,526.07/10,385.17 = 4,168.80/x
  3. Step 3: Cross multiply
    7,526.07x = 10,385.17 × 4,168.80
  4. Step 4: Simplify right side
    7,526.07x = 43,293,696.70
  5. Step 5: Solve for x
    x = 43,293,696.70/7,526.07
  6. Step 6: Final answer
    x = 5,752.50

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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.