Home / 8,931.59-12,325.67-4,952.76

Finding the Fourth Proportional to 8,931.59, 12,325.67 and 4,952.76

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Solution

The fourth proportional to 8,931.59, 12,325.67 and 4,952.76 is: 6,834.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931.59 : 12,325.67 = 4,952.76 : x
  2. Step 2: Convert to fraction form
    8,931.59/12,325.67 = 4,952.76/x
  3. Step 3: Cross multiply
    8,931.59x = 12,325.67 × 4,952.76
  4. Step 4: Simplify right side
    8,931.59x = 61,046,085.35
  5. Step 5: Solve for x
    x = 61,046,085.35/8,931.59
  6. Step 6: Final answer
    x = 6,834.85

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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.