Home / 9,787.75-14,682.55-3,549.33

Finding the Fourth Proportional to 9,787.75, 14,682.55 and 3,549.33

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Solution

The fourth proportional to 9,787.75, 14,682.55 and 3,549.33 is: 5,324.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787.75 : 14,682.55 = 3,549.33 : x
  2. Step 2: Convert to fraction form
    9,787.75/14,682.55 = 3,549.33/x
  3. Step 3: Cross multiply
    9,787.75x = 14,682.55 × 3,549.33
  4. Step 4: Simplify right side
    9,787.75x = 52,113,206.32
  5. Step 5: Solve for x
    x = 52,113,206.32/9,787.75
  6. Step 6: Final answer
    x = 5,324.33

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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.