Home / 8,965.49-12,372.67-4,932.48

Finding the Fourth Proportional to 8,965.49, 12,372.67 and 4,932.48

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Solution

The fourth proportional to 8,965.49, 12,372.67 and 4,932.48 is: 6,806.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.49 : 12,372.67 = 4,932.48 : x
  2. Step 2: Convert to fraction form
    8,965.49/12,372.67 = 4,932.48/x
  3. Step 3: Cross multiply
    8,965.49x = 12,372.67 × 4,932.48
  4. Step 4: Simplify right side
    8,965.49x = 61,027,934.99
  5. Step 5: Solve for x
    x = 61,027,934.99/8,965.49
  6. Step 6: Final answer
    x = 6,806.99

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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.