Home / 4,673.20-7,002.60-3,132.40

Finding the Fourth Proportional to 4,673.20, 7,002.60 and 3,132.40

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Solution

The fourth proportional to 4,673.20, 7,002.60 and 3,132.40 is: 4,693.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.20 : 7,002.60 = 3,132.40 : x
  2. Step 2: Convert to fraction form
    4,673.20/7,002.60 = 3,132.40/x
  3. Step 3: Cross multiply
    4,673.20x = 7,002.60 × 3,132.40
  4. Step 4: Simplify right side
    4,673.20x = 21,934,944.24
  5. Step 5: Solve for x
    x = 21,934,944.24/4,673.20
  6. Step 6: Final answer
    x = 4,693.77

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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.