Home / 4,508.40-6,750.72-3,529.92

Finding the Fourth Proportional to 4,508.40, 6,750.72 and 3,529.92

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Solution

The fourth proportional to 4,508.40, 6,750.72 and 3,529.92 is: 5,285.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508.40 : 6,750.72 = 3,529.92 : x
  2. Step 2: Convert to fraction form
    4,508.40/6,750.72 = 3,529.92/x
  3. Step 3: Cross multiply
    4,508.40x = 6,750.72 × 3,529.92
  4. Step 4: Simplify right side
    4,508.40x = 23,829,501.54
  5. Step 5: Solve for x
    x = 23,829,501.54/4,508.40
  6. Step 6: Final answer
    x = 5,285.58

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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.