Home / 6,242.90-9,367.42-2,547.68

Finding the Fourth Proportional to 6,242.90, 9,367.42 and 2,547.68

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Solution

The fourth proportional to 6,242.90, 9,367.42 and 2,547.68 is: 3,822.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.90 : 9,367.42 = 2,547.68 : x
  2. Step 2: Convert to fraction form
    6,242.90/9,367.42 = 2,547.68/x
  3. Step 3: Cross multiply
    6,242.90x = 9,367.42 × 2,547.68
  4. Step 4: Simplify right side
    6,242.90x = 23,865,188.59
  5. Step 5: Solve for x
    x = 23,865,188.59/6,242.90
  6. Step 6: Final answer
    x = 3,822.77

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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.