Home / 7,461.15-11,191.47-3,017.55

Finding the Fourth Proportional to 7,461.15, 11,191.47 and 3,017.55

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Solution

The fourth proportional to 7,461.15, 11,191.47 and 3,017.55 is: 4,526.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461.15 : 11,191.47 = 3,017.55 : x
  2. Step 2: Convert to fraction form
    7,461.15/11,191.47 = 3,017.55/x
  3. Step 3: Cross multiply
    7,461.15x = 11,191.47 × 3,017.55
  4. Step 4: Simplify right side
    7,461.15x = 33,770,820.30
  5. Step 5: Solve for x
    x = 33,770,820.30/7,461.15
  6. Step 6: Final answer
    x = 4,526.22

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Double scale
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Similar ratio
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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.