Home / 7,193.38-10,774.40-3,487.76

Finding the Fourth Proportional to 7,193.38, 10,774.40 and 3,487.76

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Solution

The fourth proportional to 7,193.38, 10,774.40 and 3,487.76 is: 5,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.38 : 10,774.40 = 3,487.76 : x
  2. Step 2: Convert to fraction form
    7,193.38/10,774.40 = 3,487.76/x
  3. Step 3: Cross multiply
    7,193.38x = 10,774.40 × 3,487.76
  4. Step 4: Simplify right side
    7,193.38x = 37,578,521.34
  5. Step 5: Solve for x
    x = 37,578,521.34/7,193.38
  6. Step 6: Final answer
    x = 5,224.05

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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.