Home / 9,215.19-13,823.42-2,641.23

Finding the Fourth Proportional to 9,215.19, 13,823.42 and 2,641.23

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Solution

The fourth proportional to 9,215.19, 13,823.42 and 2,641.23 is: 3,962.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215.19 : 13,823.42 = 2,641.23 : x
  2. Step 2: Convert to fraction form
    9,215.19/13,823.42 = 2,641.23/x
  3. Step 3: Cross multiply
    9,215.19x = 13,823.42 × 2,641.23
  4. Step 4: Simplify right side
    9,215.19x = 36,510,818.40
  5. Step 5: Solve for x
    x = 36,510,818.40/9,215.19
  6. Step 6: Final answer
    x = 3,962.03

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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.