Home / 3,751.18-5,627.55-1,411.14

Finding the Fourth Proportional to 3,751.18, 5,627.55 and 1,411.14

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Solution

The fourth proportional to 3,751.18, 5,627.55 and 1,411.14 is: 2,117.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.18 : 5,627.55 = 1,411.14 : x
  2. Step 2: Convert to fraction form
    3,751.18/5,627.55 = 1,411.14/x
  3. Step 3: Cross multiply
    3,751.18x = 5,627.55 × 1,411.14
  4. Step 4: Simplify right side
    3,751.18x = 7,941,229.24
  5. Step 5: Solve for x
    x = 7,941,229.24/3,751.18
  6. Step 6: Final answer
    x = 2,117.00

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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.