Home / 7,168.18-10,752.40-2,488.34

Finding the Fourth Proportional to 7,168.18, 10,752.40 and 2,488.34

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Solution

The fourth proportional to 7,168.18, 10,752.40 and 2,488.34 is: 3,732.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168.18 : 10,752.40 = 2,488.34 : x
  2. Step 2: Convert to fraction form
    7,168.18/10,752.40 = 2,488.34/x
  3. Step 3: Cross multiply
    7,168.18x = 10,752.40 × 2,488.34
  4. Step 4: Simplify right side
    7,168.18x = 26,755,627.02
  5. Step 5: Solve for x
    x = 26,755,627.02/7,168.18
  6. Step 6: Final answer
    x = 3,732.56

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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.