Home / 10,182.54-15,276.20-3,162.20

Finding the Fourth Proportional to 10,182.54, 15,276.20 and 3,162.20

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Solution

The fourth proportional to 10,182.54, 15,276.20 and 3,162.20 is: 4,744.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.54 : 15,276.20 = 3,162.20 : x
  2. Step 2: Convert to fraction form
    10,182.54/15,276.20 = 3,162.20/x
  3. Step 3: Cross multiply
    10,182.54x = 15,276.20 × 3,162.20
  4. Step 4: Simplify right side
    10,182.54x = 48,306,307.45
  5. Step 5: Solve for x
    x = 48,306,307.45/10,182.54
  6. Step 6: Final answer
    x = 4,744.03

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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.