Home / 10,177.17-15,270.95-4,916.67

Finding the Fourth Proportional to 10,177.17, 15,270.95 and 4,916.67

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Solution

The fourth proportional to 10,177.17, 15,270.95 and 4,916.67 is: 7,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177.17 : 15,270.95 = 4,916.67 : x
  2. Step 2: Convert to fraction form
    10,177.17/15,270.95 = 4,916.67/x
  3. Step 3: Cross multiply
    10,177.17x = 15,270.95 × 4,916.67
  4. Step 4: Simplify right side
    10,177.17x = 75,082,221.74
  5. Step 5: Solve for x
    x = 75,082,221.74/10,177.17
  6. Step 6: Final answer
    x = 7,377.51

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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.