Home / 4,020.65-5,548.47-2,252.15

Finding the Fourth Proportional to 4,020.65, 5,548.47 and 2,252.15

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Solution

The fourth proportional to 4,020.65, 5,548.47 and 2,252.15 is: 3,107.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.65 : 5,548.47 = 2,252.15 : x
  2. Step 2: Convert to fraction form
    4,020.65/5,548.47 = 2,252.15/x
  3. Step 3: Cross multiply
    4,020.65x = 5,548.47 × 2,252.15
  4. Step 4: Simplify right side
    4,020.65x = 12,495,986.71
  5. Step 5: Solve for x
    x = 12,495,986.71/4,020.65
  6. Step 6: Final answer
    x = 3,107.95

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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.