Home / 7,084.32-10,627.08-2,154

Finding the Fourth Proportional to 7,084.32, 10,627.08 and 2,154

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Solution

The fourth proportional to 7,084.32, 10,627.08 and 2,154 is: 3,231.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084.32 : 10,627.08 = 2,154 : x
  2. Step 2: Convert to fraction form
    7,084.32/10,627.08 = 2,154/x
  3. Step 3: Cross multiply
    7,084.32x = 10,627.08 × 2,154
  4. Step 4: Simplify right side
    7,084.32x = 22,890,730.32
  5. Step 5: Solve for x
    x = 22,890,730.32/7,084.32
  6. Step 6: Final answer
    x = 3,231.18

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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.