Home / 5,252.60-7,878.90-3,604.16

Finding the Fourth Proportional to 5,252.60, 7,878.90 and 3,604.16

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Solution

The fourth proportional to 5,252.60, 7,878.90 and 3,604.16 is: 5,406.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.60 : 7,878.90 = 3,604.16 : x
  2. Step 2: Convert to fraction form
    5,252.60/7,878.90 = 3,604.16/x
  3. Step 3: Cross multiply
    5,252.60x = 7,878.90 × 3,604.16
  4. Step 4: Simplify right side
    5,252.60x = 28,396,776.83
  5. Step 5: Solve for x
    x = 28,396,776.83/5,252.60
  6. Step 6: Final answer
    x = 5,406.24

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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.