Home / 10,272.62-15,407.74-2,877.67

Finding the Fourth Proportional to 10,272.62, 15,407.74 and 2,877.67

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Solution

The fourth proportional to 10,272.62, 15,407.74 and 2,877.67 is: 4,316.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.62 : 15,407.74 = 2,877.67 : x
  2. Step 2: Convert to fraction form
    10,272.62/15,407.74 = 2,877.67/x
  3. Step 3: Cross multiply
    10,272.62x = 15,407.74 × 2,877.67
  4. Step 4: Simplify right side
    10,272.62x = 44,338,391.17
  5. Step 5: Solve for x
    x = 44,338,391.17/10,272.62
  6. Step 6: Final answer
    x = 4,316.17

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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.