Home / 2,337.64-3,226.02-1,289.74

Finding the Fourth Proportional to 2,337.64, 3,226.02 and 1,289.74

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Solution

The fourth proportional to 2,337.64, 3,226.02 and 1,289.74 is: 1,779.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,337.64 : 3,226.02 = 1,289.74 : x
  2. Step 2: Convert to fraction form
    2,337.64/3,226.02 = 1,289.74/x
  3. Step 3: Cross multiply
    2,337.64x = 3,226.02 × 1,289.74
  4. Step 4: Simplify right side
    2,337.64x = 4,160,727.03
  5. Step 5: Solve for x
    x = 4,160,727.03/2,337.64
  6. Step 6: Final answer
    x = 1,779.88

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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.