Home / 1,567.25-2,346.25-1,158.21

Finding the Fourth Proportional to 1,567.25, 2,346.25 and 1,158.21

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Solution

The fourth proportional to 1,567.25, 2,346.25 and 1,158.21 is: 1,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.25 : 2,346.25 = 1,158.21 : x
  2. Step 2: Convert to fraction form
    1,567.25/2,346.25 = 1,158.21/x
  3. Step 3: Cross multiply
    1,567.25x = 2,346.25 × 1,158.21
  4. Step 4: Simplify right side
    1,567.25x = 2,717,441.38
  5. Step 5: Solve for x
    x = 2,717,441.38/1,567.25
  6. Step 6: Final answer
    x = 1,733.90

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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.