Home / 8,042.04-12,064.92-3,113.40

Finding the Fourth Proportional to 8,042.04, 12,064.92 and 3,113.40

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Solution

The fourth proportional to 8,042.04, 12,064.92 and 3,113.40 is: 4,670.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.04 : 12,064.92 = 3,113.40 : x
  2. Step 2: Convert to fraction form
    8,042.04/12,064.92 = 3,113.40/x
  3. Step 3: Cross multiply
    8,042.04x = 12,064.92 × 3,113.40
  4. Step 4: Simplify right side
    8,042.04x = 37,562,921.93
  5. Step 5: Solve for x
    x = 37,562,921.93/8,042.04
  6. Step 6: Final answer
    x = 4,670.82

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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.