Home / 5,583.28-8,372.64-2,985.76

Finding the Fourth Proportional to 5,583.28, 8,372.64 and 2,985.76

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Solution

The fourth proportional to 5,583.28, 8,372.64 and 2,985.76 is: 4,477.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.28 : 8,372.64 = 2,985.76 : x
  2. Step 2: Convert to fraction form
    5,583.28/8,372.64 = 2,985.76/x
  3. Step 3: Cross multiply
    5,583.28x = 8,372.64 × 2,985.76
  4. Step 4: Simplify right side
    5,583.28x = 24,998,693.61
  5. Step 5: Solve for x
    x = 24,998,693.61/5,583.28
  6. Step 6: Final answer
    x = 4,477.42

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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.