Home / 11,312.57-16,963.37-6,634.10

Finding the Fourth Proportional to 11,312.57, 16,963.37 and 6,634.10

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Solution

The fourth proportional to 11,312.57, 16,963.37 and 6,634.10 is: 9,947.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,312.57 : 16,963.37 = 6,634.10 : x
  2. Step 2: Convert to fraction form
    11,312.57/16,963.37 = 6,634.10/x
  3. Step 3: Cross multiply
    11,312.57x = 16,963.37 × 6,634.10
  4. Step 4: Simplify right side
    11,312.57x = 112,536,751.91
  5. Step 5: Solve for x
    x = 112,536,751.91/11,312.57
  6. Step 6: Final answer
    x = 9,947.94

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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.