Home / 2,930.04-4,396.68-1,760.40

Finding the Fourth Proportional to 2,930.04, 4,396.68 and 1,760.40

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Solution

The fourth proportional to 2,930.04, 4,396.68 and 1,760.40 is: 2,641.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.04 : 4,396.68 = 1,760.40 : x
  2. Step 2: Convert to fraction form
    2,930.04/4,396.68 = 1,760.40/x
  3. Step 3: Cross multiply
    2,930.04x = 4,396.68 × 1,760.40
  4. Step 4: Simplify right side
    2,930.04x = 7,739,915.47
  5. Step 5: Solve for x
    x = 7,739,915.47/2,930.04
  6. Step 6: Final answer
    x = 2,641.57

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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.