Home / 7,108.44-10,662.53-2,948.45

Finding the Fourth Proportional to 7,108.44, 10,662.53 and 2,948.45

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Solution

The fourth proportional to 7,108.44, 10,662.53 and 2,948.45 is: 4,422.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.44 : 10,662.53 = 2,948.45 : x
  2. Step 2: Convert to fraction form
    7,108.44/10,662.53 = 2,948.45/x
  3. Step 3: Cross multiply
    7,108.44x = 10,662.53 × 2,948.45
  4. Step 4: Simplify right side
    7,108.44x = 31,437,868.52
  5. Step 5: Solve for x
    x = 31,437,868.52/7,108.44
  6. Step 6: Final answer
    x = 4,422.61

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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.