Home / 6,787.74-9,344.69-5,903.07

Finding the Fourth Proportional to 6,787.74, 9,344.69 and 5,903.07

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Solution

The fourth proportional to 6,787.74, 9,344.69 and 5,903.07 is: 8,126.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.74 : 9,344.69 = 5,903.07 : x
  2. Step 2: Convert to fraction form
    6,787.74/9,344.69 = 5,903.07/x
  3. Step 3: Cross multiply
    6,787.74x = 9,344.69 × 5,903.07
  4. Step 4: Simplify right side
    6,787.74x = 55,162,329.68
  5. Step 5: Solve for x
    x = 55,162,329.68/6,787.74
  6. Step 6: Final answer
    x = 8,126.76

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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.