Home / 2,395.75-3,306.14-1,348.15

Finding the Fourth Proportional to 2,395.75, 3,306.14 and 1,348.15

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Solution

The fourth proportional to 2,395.75, 3,306.14 and 1,348.15 is: 1,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.75 : 3,306.14 = 1,348.15 : x
  2. Step 2: Convert to fraction form
    2,395.75/3,306.14 = 1,348.15/x
  3. Step 3: Cross multiply
    2,395.75x = 3,306.14 × 1,348.15
  4. Step 4: Simplify right side
    2,395.75x = 4,457,172.64
  5. Step 5: Solve for x
    x = 4,457,172.64/2,395.75
  6. Step 6: Final answer
    x = 1,860.45

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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.