Home / 8,304.93-12,455.64-2,460.15

Finding the Fourth Proportional to 8,304.93, 12,455.64 and 2,460.15

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Solution

The fourth proportional to 8,304.93, 12,455.64 and 2,460.15 is: 3,689.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.93 : 12,455.64 = 2,460.15 : x
  2. Step 2: Convert to fraction form
    8,304.93/12,455.64 = 2,460.15/x
  3. Step 3: Cross multiply
    8,304.93x = 12,455.64 × 2,460.15
  4. Step 4: Simplify right side
    8,304.93x = 30,642,742.75
  5. Step 5: Solve for x
    x = 30,642,742.75/8,304.93
  6. Step 6: Final answer
    x = 3,689.71

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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.