Home / 6,278.26-9,417.39-2,810.74

Finding the Fourth Proportional to 6,278.26, 9,417.39 and 2,810.74

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Solution

The fourth proportional to 6,278.26, 9,417.39 and 2,810.74 is: 4,216.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.26 : 9,417.39 = 2,810.74 : x
  2. Step 2: Convert to fraction form
    6,278.26/9,417.39 = 2,810.74/x
  3. Step 3: Cross multiply
    6,278.26x = 9,417.39 × 2,810.74
  4. Step 4: Simplify right side
    6,278.26x = 26,469,834.77
  5. Step 5: Solve for x
    x = 26,469,834.77/6,278.26
  6. Step 6: Final answer
    x = 4,216.11

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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.