Home / 1,150.29-1,723.28-571.77

Finding the Fourth Proportional to 1,150.29, 1,723.28 and 571.77

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Solution

The fourth proportional to 1,150.29, 1,723.28 and 571.77 is: 856.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150.29 : 1,723.28 = 571.77 : x
  2. Step 2: Convert to fraction form
    1,150.29/1,723.28 = 571.77/x
  3. Step 3: Cross multiply
    1,150.29x = 1,723.28 × 571.77
  4. Step 4: Simplify right side
    1,150.29x = 985,316.95
  5. Step 5: Solve for x
    x = 985,316.95/1,150.29
  6. Step 6: Final answer
    x = 856.58

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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.