Home / 8,095.80-12,140.50-3,934.58

Finding the Fourth Proportional to 8,095.80, 12,140.50 and 3,934.58

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Solution

The fourth proportional to 8,095.80, 12,140.50 and 3,934.58 is: 5,900.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,095.80 : 12,140.50 = 3,934.58 : x
  2. Step 2: Convert to fraction form
    8,095.80/12,140.50 = 3,934.58/x
  3. Step 3: Cross multiply
    8,095.80x = 12,140.50 × 3,934.58
  4. Step 4: Simplify right side
    8,095.80x = 47,767,707.79
  5. Step 5: Solve for x
    x = 47,767,707.79/8,095.80
  6. Step 6: Final answer
    x = 5,900.31

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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.