Home / 3,300.09-4,554.11-1,787.65

Finding the Fourth Proportional to 3,300.09, 4,554.11 and 1,787.65

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Solution

The fourth proportional to 3,300.09, 4,554.11 and 1,787.65 is: 2,466.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.09 : 4,554.11 = 1,787.65 : x
  2. Step 2: Convert to fraction form
    3,300.09/4,554.11 = 1,787.65/x
  3. Step 3: Cross multiply
    3,300.09x = 4,554.11 × 1,787.65
  4. Step 4: Simplify right side
    3,300.09x = 8,141,154.74
  5. Step 5: Solve for x
    x = 8,141,154.74/3,300.09
  6. Step 6: Final answer
    x = 2,466.95

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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.