Home / 9,612.28-14,418.10-2,686.76

Finding the Fourth Proportional to 9,612.28, 14,418.10 and 2,686.76

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Solution

The fourth proportional to 9,612.28, 14,418.10 and 2,686.76 is: 4,030.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612.28 : 14,418.10 = 2,686.76 : x
  2. Step 2: Convert to fraction form
    9,612.28/14,418.10 = 2,686.76/x
  3. Step 3: Cross multiply
    9,612.28x = 14,418.10 × 2,686.76
  4. Step 4: Simplify right side
    9,612.28x = 38,737,974.36
  5. Step 5: Solve for x
    x = 38,737,974.36/9,612.28
  6. Step 6: Final answer
    x = 4,030.05

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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.