Home / 5,377.47-7,427.19-4,904.54

Finding the Fourth Proportional to 5,377.47, 7,427.19 and 4,904.54

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Solution

The fourth proportional to 5,377.47, 7,427.19 and 4,904.54 is: 6,773.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.47 : 7,427.19 = 4,904.54 : x
  2. Step 2: Convert to fraction form
    5,377.47/7,427.19 = 4,904.54/x
  3. Step 3: Cross multiply
    5,377.47x = 7,427.19 × 4,904.54
  4. Step 4: Simplify right side
    5,377.47x = 36,426,950.44
  5. Step 5: Solve for x
    x = 36,426,950.44/5,377.47
  6. Step 6: Final answer
    x = 6,773.99

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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.