Home / 9,612.26-14,419.23-2,686.78

Finding the Fourth Proportional to 9,612.26, 14,419.23 and 2,686.78

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Solution

The fourth proportional to 9,612.26, 14,419.23 and 2,686.78 is: 4,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612.26 : 14,419.23 = 2,686.78 : x
  2. Step 2: Convert to fraction form
    9,612.26/14,419.23 = 2,686.78/x
  3. Step 3: Cross multiply
    9,612.26x = 14,419.23 × 2,686.78
  4. Step 4: Simplify right side
    9,612.26x = 38,741,298.78
  5. Step 5: Solve for x
    x = 38,741,298.78/9,612.26
  6. Step 6: Final answer
    x = 4,030.40

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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.