Home / 2,948.36-4,421.12-1,304.06

Finding the Fourth Proportional to 2,948.36, 4,421.12 and 1,304.06

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Solution

The fourth proportional to 2,948.36, 4,421.12 and 1,304.06 is: 1,955.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.36 : 4,421.12 = 1,304.06 : x
  2. Step 2: Convert to fraction form
    2,948.36/4,421.12 = 1,304.06/x
  3. Step 3: Cross multiply
    2,948.36x = 4,421.12 × 1,304.06
  4. Step 4: Simplify right side
    2,948.36x = 5,765,377.12
  5. Step 5: Solve for x
    x = 5,765,377.12/2,948.36
  6. Step 6: Final answer
    x = 1,955.46

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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.