Home / 8,277.12-12,417.04-2,730.79

Finding the Fourth Proportional to 8,277.12, 12,417.04 and 2,730.79

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Solution

The fourth proportional to 8,277.12, 12,417.04 and 2,730.79 is: 4,096.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.12 : 12,417.04 = 2,730.79 : x
  2. Step 2: Convert to fraction form
    8,277.12/12,417.04 = 2,730.79/x
  3. Step 3: Cross multiply
    8,277.12x = 12,417.04 × 2,730.79
  4. Step 4: Simplify right side
    8,277.12x = 33,908,328.66
  5. Step 5: Solve for x
    x = 33,908,328.66/8,277.12
  6. Step 6: Final answer
    x = 4,096.63

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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.