Home / 4,503.60-6,750.81-3,042.90

Finding the Fourth Proportional to 4,503.60, 6,750.81 and 3,042.90

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Solution

The fourth proportional to 4,503.60, 6,750.81 and 3,042.90 is: 4,561.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,503.60 : 6,750.81 = 3,042.90 : x
  2. Step 2: Convert to fraction form
    4,503.60/6,750.81 = 3,042.90/x
  3. Step 3: Cross multiply
    4,503.60x = 6,750.81 × 3,042.90
  4. Step 4: Simplify right side
    4,503.60x = 20,542,039.75
  5. Step 5: Solve for x
    x = 20,542,039.75/4,503.60
  6. Step 6: Final answer
    x = 4,561.25

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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.