Home / 8,931.18-12,325.92-4,952.46

Finding the Fourth Proportional to 8,931.18, 12,325.92 and 4,952.46

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Solution

The fourth proportional to 8,931.18, 12,325.92 and 4,952.46 is: 6,834.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931.18 : 12,325.92 = 4,952.46 : x
  2. Step 2: Convert to fraction form
    8,931.18/12,325.92 = 4,952.46/x
  3. Step 3: Cross multiply
    8,931.18x = 12,325.92 × 4,952.46
  4. Step 4: Simplify right side
    8,931.18x = 61,043,625.76
  5. Step 5: Solve for x
    x = 61,043,625.76/8,931.18
  6. Step 6: Final answer
    x = 6,834.89

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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.