Home / 7,474.11-11,211.05-2,547.18

Finding the Fourth Proportional to 7,474.11, 11,211.05 and 2,547.18

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Solution

The fourth proportional to 7,474.11, 11,211.05 and 2,547.18 is: 3,820.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474.11 : 11,211.05 = 2,547.18 : x
  2. Step 2: Convert to fraction form
    7,474.11/11,211.05 = 2,547.18/x
  3. Step 3: Cross multiply
    7,474.11x = 11,211.05 × 2,547.18
  4. Step 4: Simplify right side
    7,474.11x = 28,556,549.60
  5. Step 5: Solve for x
    x = 28,556,549.60/7,474.11
  6. Step 6: Final answer
    x = 3,820.73

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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.