Home / 10,774.16-16,167.36-4,930.76

Finding the Fourth Proportional to 10,774.16, 16,167.36 and 4,930.76

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Solution

The fourth proportional to 10,774.16, 16,167.36 and 4,930.76 is: 7,398.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,774.16 : 16,167.36 = 4,930.76 : x
  2. Step 2: Convert to fraction form
    10,774.16/16,167.36 = 4,930.76/x
  3. Step 3: Cross multiply
    10,774.16x = 16,167.36 × 4,930.76
  4. Step 4: Simplify right side
    10,774.16x = 79,717,371.99
  5. Step 5: Solve for x
    x = 79,717,371.99/10,774.16
  6. Step 6: Final answer
    x = 7,398.94

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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.