Home / 4,152.77-6,229.18-1,520.35

Finding the Fourth Proportional to 4,152.77, 6,229.18 and 1,520.35

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Solution

The fourth proportional to 4,152.77, 6,229.18 and 1,520.35 is: 2,280.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.77 : 6,229.18 = 1,520.35 : x
  2. Step 2: Convert to fraction form
    4,152.77/6,229.18 = 1,520.35/x
  3. Step 3: Cross multiply
    4,152.77x = 6,229.18 × 1,520.35
  4. Step 4: Simplify right side
    4,152.77x = 9,470,545.59
  5. Step 5: Solve for x
    x = 9,470,545.59/4,152.77
  6. Step 6: Final answer
    x = 2,280.54

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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.