Home / 5,569.12-8,346.72-2,641.60

Finding the Fourth Proportional to 5,569.12, 8,346.72 and 2,641.60

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Solution

The fourth proportional to 5,569.12, 8,346.72 and 2,641.60 is: 3,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.12 : 8,346.72 = 2,641.60 : x
  2. Step 2: Convert to fraction form
    5,569.12/8,346.72 = 2,641.60/x
  3. Step 3: Cross multiply
    5,569.12x = 8,346.72 × 2,641.60
  4. Step 4: Simplify right side
    5,569.12x = 22,048,695.55
  5. Step 5: Solve for x
    x = 22,048,695.55/5,569.12
  6. Step 6: Final answer
    x = 3,959.10

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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.