Home / 7,552.30-11,373.70-6,878.94

Finding the Fourth Proportional to 7,552.30, 11,373.70 and 6,878.94

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Solution

The fourth proportional to 7,552.30, 11,373.70 and 6,878.94 is: 10,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.30 : 11,373.70 = 6,878.94 : x
  2. Step 2: Convert to fraction form
    7,552.30/11,373.70 = 6,878.94/x
  3. Step 3: Cross multiply
    7,552.30x = 11,373.70 × 6,878.94
  4. Step 4: Simplify right side
    7,552.30x = 78,238,965.48
  5. Step 5: Solve for x
    x = 78,238,965.48/7,552.30
  6. Step 6: Final answer
    x = 10,359.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.