Home / 5,750.85-8,637.21-3,574.79

Finding the Fourth Proportional to 5,750.85, 8,637.21 and 3,574.79

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Solution

The fourth proportional to 5,750.85, 8,637.21 and 3,574.79 is: 5,368.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750.85 : 8,637.21 = 3,574.79 : x
  2. Step 2: Convert to fraction form
    5,750.85/8,637.21 = 3,574.79/x
  3. Step 3: Cross multiply
    5,750.85x = 8,637.21 × 3,574.79
  4. Step 4: Simplify right side
    5,750.85x = 30,876,168.75
  5. Step 5: Solve for x
    x = 30,876,168.75/5,750.85
  6. Step 6: Final answer
    x = 5,368.97

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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.