Home / 2,397.44-3,589.20-1,783.88

Finding the Fourth Proportional to 2,397.44, 3,589.20 and 1,783.88

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Solution

The fourth proportional to 2,397.44, 3,589.20 and 1,783.88 is: 2,670.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.44 : 3,589.20 = 1,783.88 : x
  2. Step 2: Convert to fraction form
    2,397.44/3,589.20 = 1,783.88/x
  3. Step 3: Cross multiply
    2,397.44x = 3,589.20 × 1,783.88
  4. Step 4: Simplify right side
    2,397.44x = 6,402,702.10
  5. Step 5: Solve for x
    x = 6,402,702.10/2,397.44
  6. Step 6: Final answer
    x = 2,670.64

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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.