Home / 5,011.40-6,915.42-2,773.14

Finding the Fourth Proportional to 5,011.40, 6,915.42 and 2,773.14

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Solution

The fourth proportional to 5,011.40, 6,915.42 and 2,773.14 is: 3,826.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.40 : 6,915.42 = 2,773.14 : x
  2. Step 2: Convert to fraction form
    5,011.40/6,915.42 = 2,773.14/x
  3. Step 3: Cross multiply
    5,011.40x = 6,915.42 × 2,773.14
  4. Step 4: Simplify right side
    5,011.40x = 19,177,427.82
  5. Step 5: Solve for x
    x = 19,177,427.82/5,011.40
  6. Step 6: Final answer
    x = 3,826.76

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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.