Home / 3,711.68-5,567.51-1,372.19

Finding the Fourth Proportional to 3,711.68, 5,567.51 and 1,372.19

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Solution

The fourth proportional to 3,711.68, 5,567.51 and 1,372.19 is: 2,058.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.68 : 5,567.51 = 1,372.19 : x
  2. Step 2: Convert to fraction form
    3,711.68/5,567.51 = 1,372.19/x
  3. Step 3: Cross multiply
    3,711.68x = 5,567.51 × 1,372.19
  4. Step 4: Simplify right side
    3,711.68x = 7,639,681.55
  5. Step 5: Solve for x
    x = 7,639,681.55/3,711.68
  6. Step 6: Final answer
    x = 2,058.28

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1.5x scale

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.