Home / 6,551.55-9,041.20-3,718.85

Finding the Fourth Proportional to 6,551.55, 9,041.20 and 3,718.85

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Solution

The fourth proportional to 6,551.55, 9,041.20 and 3,718.85 is: 5,132.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.55 : 9,041.20 = 3,718.85 : x
  2. Step 2: Convert to fraction form
    6,551.55/9,041.20 = 3,718.85/x
  3. Step 3: Cross multiply
    6,551.55x = 9,041.20 × 3,718.85
  4. Step 4: Simplify right side
    6,551.55x = 33,622,812.12
  5. Step 5: Solve for x
    x = 33,622,812.12/6,551.55
  6. Step 6: Final answer
    x = 5,132.04

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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.