Home / 11,333.90-15,640.41-6,298.00

Finding the Fourth Proportional to 11,333.90, 15,640.41 and 6,298.00

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Solution

The fourth proportional to 11,333.90, 15,640.41 and 6,298.00 is: 8,691.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333.90 : 15,640.41 = 6,298.00 : x
  2. Step 2: Convert to fraction form
    11,333.90/15,640.41 = 6,298.00/x
  3. Step 3: Cross multiply
    11,333.90x = 15,640.41 × 6,298.00
  4. Step 4: Simplify right side
    11,333.90x = 98,503,223.98
  5. Step 5: Solve for x
    x = 98,503,223.98/11,333.90
  6. Step 6: Final answer
    x = 8,691.03

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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.