Home / 7,247.36-10,001.07-4,103.55

Finding the Fourth Proportional to 7,247.36, 10,001.07 and 4,103.55

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Solution

The fourth proportional to 7,247.36, 10,001.07 and 4,103.55 is: 5,662.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.36 : 10,001.07 = 4,103.55 : x
  2. Step 2: Convert to fraction form
    7,247.36/10,001.07 = 4,103.55/x
  3. Step 3: Cross multiply
    7,247.36x = 10,001.07 × 4,103.55
  4. Step 4: Simplify right side
    7,247.36x = 41,039,890.80
  5. Step 5: Solve for x
    x = 41,039,890.80/7,247.36
  6. Step 6: Final answer
    x = 5,662.74

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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.