Home / 5,589.28-8,385.12-1,693.99

Finding the Fourth Proportional to 5,589.28, 8,385.12 and 1,693.99

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Solution

The fourth proportional to 5,589.28, 8,385.12 and 1,693.99 is: 2,541.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.28 : 8,385.12 = 1,693.99 : x
  2. Step 2: Convert to fraction form
    5,589.28/8,385.12 = 1,693.99/x
  3. Step 3: Cross multiply
    5,589.28x = 8,385.12 × 1,693.99
  4. Step 4: Simplify right side
    5,589.28x = 14,204,309.43
  5. Step 5: Solve for x
    x = 14,204,309.43/5,589.28
  6. Step 6: Final answer
    x = 2,541.35

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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.