Home / 9,081.84-13,622.28-2,842.80

Finding the Fourth Proportional to 9,081.84, 13,622.28 and 2,842.80

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Solution

The fourth proportional to 9,081.84, 13,622.28 and 2,842.80 is: 4,264.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.84 : 13,622.28 = 2,842.80 : x
  2. Step 2: Convert to fraction form
    9,081.84/13,622.28 = 2,842.80/x
  3. Step 3: Cross multiply
    9,081.84x = 13,622.28 × 2,842.80
  4. Step 4: Simplify right side
    9,081.84x = 38,725,417.58
  5. Step 5: Solve for x
    x = 38,725,417.58/9,081.84
  6. Step 6: Final answer
    x = 4,264.05

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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.