Home / 7,250.13-10,005.12-4,106.25

Finding the Fourth Proportional to 7,250.13, 10,005.12 and 4,106.25

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Solution

The fourth proportional to 7,250.13, 10,005.12 and 4,106.25 is: 5,666.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.13 : 10,005.12 = 4,106.25 : x
  2. Step 2: Convert to fraction form
    7,250.13/10,005.12 = 4,106.25/x
  3. Step 3: Cross multiply
    7,250.13x = 10,005.12 × 4,106.25
  4. Step 4: Simplify right side
    7,250.13x = 41,083,524
  5. Step 5: Solve for x
    x = 41,083,524/7,250.13
  6. Step 6: Final answer
    x = 5,666.59

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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.