Home / 5,652.85-7,800.59-3,134.81

Finding the Fourth Proportional to 5,652.85, 7,800.59 and 3,134.81

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Solution

The fourth proportional to 5,652.85, 7,800.59 and 3,134.81 is: 4,325.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.85 : 7,800.59 = 3,134.81 : x
  2. Step 2: Convert to fraction form
    5,652.85/7,800.59 = 3,134.81/x
  3. Step 3: Cross multiply
    5,652.85x = 7,800.59 × 3,134.81
  4. Step 4: Simplify right side
    5,652.85x = 24,453,367.54
  5. Step 5: Solve for x
    x = 24,453,367.54/5,652.85
  6. Step 6: Final answer
    x = 4,325.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.