Home / 1,160.55-1,741.25-575.49

Finding the Fourth Proportional to 1,160.55, 1,741.25 and 575.49

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Solution

The fourth proportional to 1,160.55, 1,741.25 and 575.49 is: 863.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160.55 : 1,741.25 = 575.49 : x
  2. Step 2: Convert to fraction form
    1,160.55/1,741.25 = 575.49/x
  3. Step 3: Cross multiply
    1,160.55x = 1,741.25 × 575.49
  4. Step 4: Simplify right side
    1,160.55x = 1,002,074.25
  5. Step 5: Solve for x
    x = 1,002,074.25/1,160.55
  6. Step 6: Final answer
    x = 863.45

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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.