Home / 7,295.13-10,066.68-4,311.09

Finding the Fourth Proportional to 7,295.13, 10,066.68 and 4,311.09

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Solution

The fourth proportional to 7,295.13, 10,066.68 and 4,311.09 is: 5,948.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295.13 : 10,066.68 = 4,311.09 : x
  2. Step 2: Convert to fraction form
    7,295.13/10,066.68 = 4,311.09/x
  3. Step 3: Cross multiply
    7,295.13x = 10,066.68 × 4,311.09
  4. Step 4: Simplify right side
    7,295.13x = 43,398,363.48
  5. Step 5: Solve for x
    x = 43,398,363.48/7,295.13
  6. Step 6: Final answer
    x = 5,948.95

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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.