Home / 6,890.27-10,335.40-2,993.76

Finding the Fourth Proportional to 6,890.27, 10,335.40 and 2,993.76

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Solution

The fourth proportional to 6,890.27, 10,335.40 and 2,993.76 is: 4,490.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890.27 : 10,335.40 = 2,993.76 : x
  2. Step 2: Convert to fraction form
    6,890.27/10,335.40 = 2,993.76/x
  3. Step 3: Cross multiply
    6,890.27x = 10,335.40 × 2,993.76
  4. Step 4: Simplify right side
    6,890.27x = 30,941,699.62
  5. Step 5: Solve for x
    x = 30,941,699.62/6,890.27
  6. Step 6: Final answer
    x = 4,490.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.