Home / 2,693.12-4,013.25-2,605.04

Finding the Fourth Proportional to 2,693.12, 4,013.25 and 2,605.04

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Solution

The fourth proportional to 2,693.12, 4,013.25 and 2,605.04 is: 3,881.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.12 : 4,013.25 = 2,605.04 : x
  2. Step 2: Convert to fraction form
    2,693.12/4,013.25 = 2,605.04/x
  3. Step 3: Cross multiply
    2,693.12x = 4,013.25 × 2,605.04
  4. Step 4: Simplify right side
    2,693.12x = 10,454,656.71
  5. Step 5: Solve for x
    x = 10,454,656.71/2,693.12
  6. Step 6: Final answer
    x = 3,881.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.