Home / 9,084.16-13,624.88-2,842.72

Finding the Fourth Proportional to 9,084.16, 13,624.88 and 2,842.72

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Solution

The fourth proportional to 9,084.16, 13,624.88 and 2,842.72 is: 4,263.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084.16 : 13,624.88 = 2,842.72 : x
  2. Step 2: Convert to fraction form
    9,084.16/13,624.88 = 2,842.72/x
  3. Step 3: Cross multiply
    9,084.16x = 13,624.88 × 2,842.72
  4. Step 4: Simplify right side
    9,084.16x = 38,731,718.87
  5. Step 5: Solve for x
    x = 38,731,718.87/9,084.16
  6. Step 6: Final answer
    x = 4,263.65

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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.