Home / 10,641.44-15,954.76-4,715.11

Finding the Fourth Proportional to 10,641.44, 15,954.76 and 4,715.11

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Solution

The fourth proportional to 10,641.44, 15,954.76 and 4,715.11 is: 7,069.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,641.44 : 15,954.76 = 4,715.11 : x
  2. Step 2: Convert to fraction form
    10,641.44/15,954.76 = 4,715.11/x
  3. Step 3: Cross multiply
    10,641.44x = 15,954.76 × 4,715.11
  4. Step 4: Simplify right side
    10,641.44x = 75,228,424.85
  5. Step 5: Solve for x
    x = 75,228,424.85/10,641.44
  6. Step 6: Final answer
    x = 7,069.38

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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.