Home / 7,488.34-10,333.85-4,131.29

Finding the Fourth Proportional to 7,488.34, 10,333.85 and 4,131.29

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Solution

The fourth proportional to 7,488.34, 10,333.85 and 4,131.29 is: 5,701.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.34 : 10,333.85 = 4,131.29 : x
  2. Step 2: Convert to fraction form
    7,488.34/10,333.85 = 4,131.29/x
  3. Step 3: Cross multiply
    7,488.34x = 10,333.85 × 4,131.29
  4. Step 4: Simplify right side
    7,488.34x = 42,692,167.33
  5. Step 5: Solve for x
    x = 42,692,167.33/7,488.34
  6. Step 6: Final answer
    x = 5,701.15

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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.