Home / 7,149.27-9,870.60-5,826.14

Finding the Fourth Proportional to 7,149.27, 9,870.60 and 5,826.14

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Solution

The fourth proportional to 7,149.27, 9,870.60 and 5,826.14 is: 8,043.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,149.27 : 9,870.60 = 5,826.14 : x
  2. Step 2: Convert to fraction form
    7,149.27/9,870.60 = 5,826.14/x
  3. Step 3: Cross multiply
    7,149.27x = 9,870.60 × 5,826.14
  4. Step 4: Simplify right side
    7,149.27x = 57,507,497.48
  5. Step 5: Solve for x
    x = 57,507,497.48/7,149.27
  6. Step 6: Final answer
    x = 8,043.83

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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.