Home / 3,325.16-4,988.38-1,273

Finding the Fourth Proportional to 3,325.16, 4,988.38 and 1,273

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Solution

The fourth proportional to 3,325.16, 4,988.38 and 1,273 is: 1,909.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.16 : 4,988.38 = 1,273 : x
  2. Step 2: Convert to fraction form
    3,325.16/4,988.38 = 1,273/x
  3. Step 3: Cross multiply
    3,325.16x = 4,988.38 × 1,273
  4. Step 4: Simplify right side
    3,325.16x = 6,350,207.74
  5. Step 5: Solve for x
    x = 6,350,207.74/3,325.16
  6. Step 6: Final answer
    x = 1,909.75

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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.