Home / 4,641.21-6,404.85-2,545.29

Finding the Fourth Proportional to 4,641.21, 6,404.85 and 2,545.29

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Solution

The fourth proportional to 4,641.21, 6,404.85 and 2,545.29 is: 3,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.21 : 6,404.85 = 2,545.29 : x
  2. Step 2: Convert to fraction form
    4,641.21/6,404.85 = 2,545.29/x
  3. Step 3: Cross multiply
    4,641.21x = 6,404.85 × 2,545.29
  4. Step 4: Simplify right side
    4,641.21x = 16,302,200.66
  5. Step 5: Solve for x
    x = 16,302,200.66/4,641.21
  6. Step 6: Final answer
    x = 3,512.49

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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.