Home / 11,274.10-15,558.15-6,306.10

Finding the Fourth Proportional to 11,274.10, 15,558.15 and 6,306.10

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Solution

The fourth proportional to 11,274.10, 15,558.15 and 6,306.10 is: 8,702.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.10 : 15,558.15 = 6,306.10 : x
  2. Step 2: Convert to fraction form
    11,274.10/15,558.15 = 6,306.10/x
  3. Step 3: Cross multiply
    11,274.10x = 15,558.15 × 6,306.10
  4. Step 4: Simplify right side
    11,274.10x = 98,111,249.72
  5. Step 5: Solve for x
    x = 98,111,249.72/11,274.10
  6. Step 6: Final answer
    x = 8,702.36

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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.