Home / 7,256.18-10,013.58-4,112.38

Finding the Fourth Proportional to 7,256.18, 10,013.58 and 4,112.38

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Solution

The fourth proportional to 7,256.18, 10,013.58 and 4,112.38 is: 5,675.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.18 : 10,013.58 = 4,112.38 : x
  2. Step 2: Convert to fraction form
    7,256.18/10,013.58 = 4,112.38/x
  3. Step 3: Cross multiply
    7,256.18x = 10,013.58 × 4,112.38
  4. Step 4: Simplify right side
    7,256.18x = 41,179,646.12
  5. Step 5: Solve for x
    x = 41,179,646.12/7,256.18
  6. Step 6: Final answer
    x = 5,675.11

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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.