Home / 4,445.28-6,130.74-3,328.86

Finding the Fourth Proportional to 4,445.28, 6,130.74 and 3,328.86

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Solution

The fourth proportional to 4,445.28, 6,130.74 and 3,328.86 is: 4,591.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.28 : 6,130.74 = 3,328.86 : x
  2. Step 2: Convert to fraction form
    4,445.28/6,130.74 = 3,328.86/x
  3. Step 3: Cross multiply
    4,445.28x = 6,130.74 × 3,328.86
  4. Step 4: Simplify right side
    4,445.28x = 20,408,375.16
  5. Step 5: Solve for x
    x = 20,408,375.16/4,445.28
  6. Step 6: Final answer
    x = 4,591.02

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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.