Home / 9,612.15-14,418.23-2,686.65

Finding the Fourth Proportional to 9,612.15, 14,418.23 and 2,686.65

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Solution

The fourth proportional to 9,612.15, 14,418.23 and 2,686.65 is: 4,029.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612.15 : 14,418.23 = 2,686.65 : x
  2. Step 2: Convert to fraction form
    9,612.15/14,418.23 = 2,686.65/x
  3. Step 3: Cross multiply
    9,612.15x = 14,418.23 × 2,686.65
  4. Step 4: Simplify right side
    9,612.15x = 38,736,724.20
  5. Step 5: Solve for x
    x = 38,736,724.20/9,612.15
  6. Step 6: Final answer
    x = 4,029.98

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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.