Home / 7,357.26-10,143.07-4,995.30

Finding the Fourth Proportional to 7,357.26, 10,143.07 and 4,995.30

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Solution

The fourth proportional to 7,357.26, 10,143.07 and 4,995.30 is: 6,886.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357.26 : 10,143.07 = 4,995.30 : x
  2. Step 2: Convert to fraction form
    7,357.26/10,143.07 = 4,995.30/x
  3. Step 3: Cross multiply
    7,357.26x = 10,143.07 × 4,995.30
  4. Step 4: Simplify right side
    7,357.26x = 50,667,677.57
  5. Step 5: Solve for x
    x = 50,667,677.57/7,357.26
  6. Step 6: Final answer
    x = 6,886.76

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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.