Home / 5,559.60-7,672.21-3,570.92

Finding the Fourth Proportional to 5,559.60, 7,672.21 and 3,570.92

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Solution

The fourth proportional to 5,559.60, 7,672.21 and 3,570.92 is: 4,927.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.60 : 7,672.21 = 3,570.92 : x
  2. Step 2: Convert to fraction form
    5,559.60/7,672.21 = 3,570.92/x
  3. Step 3: Cross multiply
    5,559.60x = 7,672.21 × 3,570.92
  4. Step 4: Simplify right side
    5,559.60x = 27,396,800.84
  5. Step 5: Solve for x
    x = 27,396,800.84/5,559.60
  6. Step 6: Final answer
    x = 4,927.84

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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.