Home / 7,252.80-10,008.84-4,109.58

Finding the Fourth Proportional to 7,252.80, 10,008.84 and 4,109.58

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Solution

The fourth proportional to 7,252.80, 10,008.84 and 4,109.58 is: 5,671.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.80 : 10,008.84 = 4,109.58 : x
  2. Step 2: Convert to fraction form
    7,252.80/10,008.84 = 4,109.58/x
  3. Step 3: Cross multiply
    7,252.80x = 10,008.84 × 4,109.58
  4. Step 4: Simplify right side
    7,252.80x = 41,132,128.69
  5. Step 5: Solve for x
    x = 41,132,128.69/7,252.80
  6. Step 6: Final answer
    x = 5,671.21

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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.