Home / 5,557.46-7,670.85-3,200.54

Finding the Fourth Proportional to 5,557.46, 7,670.85 and 3,200.54

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Solution

The fourth proportional to 5,557.46, 7,670.85 and 3,200.54 is: 4,417.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.46 : 7,670.85 = 3,200.54 : x
  2. Step 2: Convert to fraction form
    5,557.46/7,670.85 = 3,200.54/x
  3. Step 3: Cross multiply
    5,557.46x = 7,670.85 × 3,200.54
  4. Step 4: Simplify right side
    5,557.46x = 24,550,862.26
  5. Step 5: Solve for x
    x = 24,550,862.26/5,557.46
  6. Step 6: Final answer
    x = 4,417.64

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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.