Home / 8,932.11-12,325.51-4,953.21

Finding the Fourth Proportional to 8,932.11, 12,325.51 and 4,953.21

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Solution

The fourth proportional to 8,932.11, 12,325.51 and 4,953.21 is: 6,834.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932.11 : 12,325.51 = 4,953.21 : x
  2. Step 2: Convert to fraction form
    8,932.11/12,325.51 = 4,953.21/x
  3. Step 3: Cross multiply
    8,932.11x = 12,325.51 × 4,953.21
  4. Step 4: Simplify right side
    8,932.11x = 61,050,857.82
  5. Step 5: Solve for x
    x = 61,050,857.82/8,932.11
  6. Step 6: Final answer
    x = 6,834.99

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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.