Home / 9,787.06-13,500.49-6,246.28

Finding the Fourth Proportional to 9,787.06, 13,500.49 and 6,246.28

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Solution

The fourth proportional to 9,787.06, 13,500.49 and 6,246.28 is: 8,616.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787.06 : 13,500.49 = 6,246.28 : x
  2. Step 2: Convert to fraction form
    9,787.06/13,500.49 = 6,246.28/x
  3. Step 3: Cross multiply
    9,787.06x = 13,500.49 × 6,246.28
  4. Step 4: Simplify right side
    9,787.06x = 84,327,741.94
  5. Step 5: Solve for x
    x = 84,327,741.94/9,787.06
  6. Step 6: Final answer
    x = 8,616.25

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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.