Home / 3,277.03-4,909.40-2,543.02

Finding the Fourth Proportional to 3,277.03, 4,909.40 and 2,543.02

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Solution

The fourth proportional to 3,277.03, 4,909.40 and 2,543.02 is: 3,809.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.03 : 4,909.40 = 2,543.02 : x
  2. Step 2: Convert to fraction form
    3,277.03/4,909.40 = 2,543.02/x
  3. Step 3: Cross multiply
    3,277.03x = 4,909.40 × 2,543.02
  4. Step 4: Simplify right side
    3,277.03x = 12,484,702.39
  5. Step 5: Solve for x
    x = 12,484,702.39/3,277.03
  6. Step 6: Final answer
    x = 3,809.76

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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.