Home / 8,303.20-12,451.18-2,460.24

Finding the Fourth Proportional to 8,303.20, 12,451.18 and 2,460.24

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Solution

The fourth proportional to 8,303.20, 12,451.18 and 2,460.24 is: 3,689.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.20 : 12,451.18 = 2,460.24 : x
  2. Step 2: Convert to fraction form
    8,303.20/12,451.18 = 2,460.24/x
  3. Step 3: Cross multiply
    8,303.20x = 12,451.18 × 2,460.24
  4. Step 4: Simplify right side
    8,303.20x = 30,632,891.08
  5. Step 5: Solve for x
    x = 30,632,891.08/8,303.20
  6. Step 6: Final answer
    x = 3,689.29

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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.