Home / 4,432.40-6,109.76-3,032.72

Finding the Fourth Proportional to 4,432.40, 6,109.76 and 3,032.72

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Solution

The fourth proportional to 4,432.40, 6,109.76 and 3,032.72 is: 4,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.40 : 6,109.76 = 3,032.72 : x
  2. Step 2: Convert to fraction form
    4,432.40/6,109.76 = 3,032.72/x
  3. Step 3: Cross multiply
    4,432.40x = 6,109.76 × 3,032.72
  4. Step 4: Simplify right side
    4,432.40x = 18,529,191.35
  5. Step 5: Solve for x
    x = 18,529,191.35/4,432.40
  6. Step 6: Final answer
    x = 4,180.40

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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.