Home / 2,988.53-4,125.29-2,567.19

Finding the Fourth Proportional to 2,988.53, 4,125.29 and 2,567.19

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Solution

The fourth proportional to 2,988.53, 4,125.29 and 2,567.19 is: 3,543.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988.53 : 4,125.29 = 2,567.19 : x
  2. Step 2: Convert to fraction form
    2,988.53/4,125.29 = 2,567.19/x
  3. Step 3: Cross multiply
    2,988.53x = 4,125.29 × 2,567.19
  4. Step 4: Simplify right side
    2,988.53x = 10,590,407.67
  5. Step 5: Solve for x
    x = 10,590,407.67/2,988.53
  6. Step 6: Final answer
    x = 3,543.68

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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.