Home / 11,506.20-17,255.65-4,925.76

Finding the Fourth Proportional to 11,506.20, 17,255.65 and 4,925.76

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Solution

The fourth proportional to 11,506.20, 17,255.65 and 4,925.76 is: 7,387.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506.20 : 17,255.65 = 4,925.76 : x
  2. Step 2: Convert to fraction form
    11,506.20/17,255.65 = 4,925.76/x
  3. Step 3: Cross multiply
    11,506.20x = 17,255.65 × 4,925.76
  4. Step 4: Simplify right side
    11,506.20x = 84,997,190.54
  5. Step 5: Solve for x
    x = 84,997,190.54/11,506.20
  6. Step 6: Final answer
    x = 7,387.08

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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.