Home / 4,641.86-6,408.70-3,225.11

Finding the Fourth Proportional to 4,641.86, 6,408.70 and 3,225.11

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Solution

The fourth proportional to 4,641.86, 6,408.70 and 3,225.11 is: 4,452.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.86 : 6,408.70 = 3,225.11 : x
  2. Step 2: Convert to fraction form
    4,641.86/6,408.70 = 3,225.11/x
  3. Step 3: Cross multiply
    4,641.86x = 6,408.70 × 3,225.11
  4. Step 4: Simplify right side
    4,641.86x = 20,668,722.35
  5. Step 5: Solve for x
    x = 20,668,722.35/4,641.86
  6. Step 6: Final answer
    x = 4,452.68

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Half scale
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Double scale
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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.