Home / 10,273.30-15,377.55-7,357.30

Finding the Fourth Proportional to 10,273.30, 15,377.55 and 7,357.30

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Solution

The fourth proportional to 10,273.30, 15,377.55 and 7,357.30 is: 11,012.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.30 : 15,377.55 = 7,357.30 : x
  2. Step 2: Convert to fraction form
    10,273.30/15,377.55 = 7,357.30/x
  3. Step 3: Cross multiply
    10,273.30x = 15,377.55 × 7,357.30
  4. Step 4: Simplify right side
    10,273.30x = 113,137,248.62
  5. Step 5: Solve for x
    x = 113,137,248.62/10,273.30
  6. Step 6: Final answer
    x = 11,012.75

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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.