Home / 2,948.85-4,421.23-1,304.50

Finding the Fourth Proportional to 2,948.85, 4,421.23 and 1,304.50

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Solution

The fourth proportional to 2,948.85, 4,421.23 and 1,304.50 is: 1,955.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.85 : 4,421.23 = 1,304.50 : x
  2. Step 2: Convert to fraction form
    2,948.85/4,421.23 = 1,304.50/x
  3. Step 3: Cross multiply
    2,948.85x = 4,421.23 × 1,304.50
  4. Step 4: Simplify right side
    2,948.85x = 5,767,488.01
  5. Step 5: Solve for x
    x = 5,767,488.01/2,948.85
  6. Step 6: Final answer
    x = 1,955.84

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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.