Home / 11,381.56-15,702.43-6,598.87

Finding the Fourth Proportional to 11,381.56, 15,702.43 and 6,598.87

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Solution

The fourth proportional to 11,381.56, 15,702.43 and 6,598.87 is: 9,104.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381.56 : 15,702.43 = 6,598.87 : x
  2. Step 2: Convert to fraction form
    11,381.56/15,702.43 = 6,598.87/x
  3. Step 3: Cross multiply
    11,381.56x = 15,702.43 × 6,598.87
  4. Step 4: Simplify right side
    11,381.56x = 103,618,245.27
  5. Step 5: Solve for x
    x = 103,618,245.27/11,381.56
  6. Step 6: Final answer
    x = 9,104.05

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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.