Home / 5,589.64-8,385.18-1,693.36

Finding the Fourth Proportional to 5,589.64, 8,385.18 and 1,693.36

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Solution

The fourth proportional to 5,589.64, 8,385.18 and 1,693.36 is: 2,540.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.64 : 8,385.18 = 1,693.36 : x
  2. Step 2: Convert to fraction form
    5,589.64/8,385.18 = 1,693.36/x
  3. Step 3: Cross multiply
    5,589.64x = 8,385.18 × 1,693.36
  4. Step 4: Simplify right side
    5,589.64x = 14,199,128.40
  5. Step 5: Solve for x
    x = 14,199,128.40/5,589.64
  6. Step 6: Final answer
    x = 2,540.26

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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.