Home / 2,306.07-3,459.29-845.19

Finding the Fourth Proportional to 2,306.07, 3,459.29 and 845.19

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Solution

The fourth proportional to 2,306.07, 3,459.29 and 845.19 is: 1,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.07 : 3,459.29 = 845.19 : x
  2. Step 2: Convert to fraction form
    2,306.07/3,459.29 = 845.19/x
  3. Step 3: Cross multiply
    2,306.07x = 3,459.29 × 845.19
  4. Step 4: Simplify right side
    2,306.07x = 2,923,753.09
  5. Step 5: Solve for x
    x = 2,923,753.09/2,306.07
  6. Step 6: Final answer
    x = 1,267.85

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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.