Home / 5,635.16-7,774.14-3,772.76

Finding the Fourth Proportional to 5,635.16, 7,774.14 and 3,772.76

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Solution

The fourth proportional to 5,635.16, 7,774.14 and 3,772.76 is: 5,204.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.16 : 7,774.14 = 3,772.76 : x
  2. Step 2: Convert to fraction form
    5,635.16/7,774.14 = 3,772.76/x
  3. Step 3: Cross multiply
    5,635.16x = 7,774.14 × 3,772.76
  4. Step 4: Simplify right side
    5,635.16x = 29,329,964.43
  5. Step 5: Solve for x
    x = 29,329,964.43/5,635.16
  6. Step 6: Final answer
    x = 5,204.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.