Home / 8,298.60-12,449.10-2,455.24

Finding the Fourth Proportional to 8,298.60, 12,449.10 and 2,455.24

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Solution

The fourth proportional to 8,298.60, 12,449.10 and 2,455.24 is: 3,683.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.60 : 12,449.10 = 2,455.24 : x
  2. Step 2: Convert to fraction form
    8,298.60/12,449.10 = 2,455.24/x
  3. Step 3: Cross multiply
    8,298.60x = 12,449.10 × 2,455.24
  4. Step 4: Simplify right side
    8,298.60x = 30,565,528.28
  5. Step 5: Solve for x
    x = 30,565,528.28/8,298.60
  6. Step 6: Final answer
    x = 3,683.22

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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.