Home / 7,062.74-10,635.40-5,226.80

Finding the Fourth Proportional to 7,062.74, 10,635.40 and 5,226.80

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Solution

The fourth proportional to 7,062.74, 10,635.40 and 5,226.80 is: 7,870.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.74 : 10,635.40 = 5,226.80 : x
  2. Step 2: Convert to fraction form
    7,062.74/10,635.40 = 5,226.80/x
  3. Step 3: Cross multiply
    7,062.74x = 10,635.40 × 5,226.80
  4. Step 4: Simplify right side
    7,062.74x = 55,589,108.72
  5. Step 5: Solve for x
    x = 55,589,108.72/7,062.74
  6. Step 6: Final answer
    x = 7,870.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.