Home / 5,589.60-7,712.58-3,599.76

Finding the Fourth Proportional to 5,589.60, 7,712.58 and 3,599.76

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Solution

The fourth proportional to 5,589.60, 7,712.58 and 3,599.76 is: 4,966.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.60 : 7,712.58 = 3,599.76 : x
  2. Step 2: Convert to fraction form
    5,589.60/7,712.58 = 3,599.76/x
  3. Step 3: Cross multiply
    5,589.60x = 7,712.58 × 3,599.76
  4. Step 4: Simplify right side
    5,589.60x = 27,763,436.98
  5. Step 5: Solve for x
    x = 27,763,436.98/5,589.60
  6. Step 6: Final answer
    x = 4,966.98

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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.