Home / 5,427.17-7,486.94-3,538.79

Finding the Fourth Proportional to 5,427.17, 7,486.94 and 3,538.79

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Solution

The fourth proportional to 5,427.17, 7,486.94 and 3,538.79 is: 4,881.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.17 : 7,486.94 = 3,538.79 : x
  2. Step 2: Convert to fraction form
    5,427.17/7,486.94 = 3,538.79/x
  3. Step 3: Cross multiply
    5,427.17x = 7,486.94 × 3,538.79
  4. Step 4: Simplify right side
    5,427.17x = 26,494,690.71
  5. Step 5: Solve for x
    x = 26,494,690.71/5,427.17
  6. Step 6: Final answer
    x = 4,881.86

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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.