Home / 11,292.32-16,941.30-4,715.12

Finding the Fourth Proportional to 11,292.32, 16,941.30 and 4,715.12

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Solution

The fourth proportional to 11,292.32, 16,941.30 and 4,715.12 is: 7,073.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.32 : 16,941.30 = 4,715.12 : x
  2. Step 2: Convert to fraction form
    11,292.32/16,941.30 = 4,715.12/x
  3. Step 3: Cross multiply
    11,292.32x = 16,941.30 × 4,715.12
  4. Step 4: Simplify right side
    11,292.32x = 79,880,262.46
  5. Step 5: Solve for x
    x = 79,880,262.46/11,292.32
  6. Step 6: Final answer
    x = 7,073.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.