Home / 7,931.13-10,944.95-4,394.57

Finding the Fourth Proportional to 7,931.13, 10,944.95 and 4,394.57

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Solution

The fourth proportional to 7,931.13, 10,944.95 and 4,394.57 is: 6,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931.13 : 10,944.95 = 4,394.57 : x
  2. Step 2: Convert to fraction form
    7,931.13/10,944.95 = 4,394.57/x
  3. Step 3: Cross multiply
    7,931.13x = 10,944.95 × 4,394.57
  4. Step 4: Simplify right side
    7,931.13x = 48,098,348.92
  5. Step 5: Solve for x
    x = 48,098,348.92/7,931.13
  6. Step 6: Final answer
    x = 6,064.50

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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.