Home / 8,403.24-12,594.42-3,718.20

Finding the Fourth Proportional to 8,403.24, 12,594.42 and 3,718.20

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Solution

The fourth proportional to 8,403.24, 12,594.42 and 3,718.20 is: 5,572.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403.24 : 12,594.42 = 3,718.20 : x
  2. Step 2: Convert to fraction form
    8,403.24/12,594.42 = 3,718.20/x
  3. Step 3: Cross multiply
    8,403.24x = 12,594.42 × 3,718.20
  4. Step 4: Simplify right side
    8,403.24x = 46,828,572.44
  5. Step 5: Solve for x
    x = 46,828,572.44/8,403.24
  6. Step 6: Final answer
    x = 5,572.68

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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.