Home / 7,084.88-10,626.76-2,154.51

Finding the Fourth Proportional to 7,084.88, 10,626.76 and 2,154.51

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Solution

The fourth proportional to 7,084.88, 10,626.76 and 2,154.51 is: 3,231.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084.88 : 10,626.76 = 2,154.51 : x
  2. Step 2: Convert to fraction form
    7,084.88/10,626.76 = 2,154.51/x
  3. Step 3: Cross multiply
    7,084.88x = 10,626.76 × 2,154.51
  4. Step 4: Simplify right side
    7,084.88x = 22,895,463.38
  5. Step 5: Solve for x
    x = 22,895,463.38/7,084.88
  6. Step 6: Final answer
    x = 3,231.60

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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.