Home / 2,929.53-4,038-2,290.35

Finding the Fourth Proportional to 2,929.53, 4,038 and 2,290.35

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Solution

The fourth proportional to 2,929.53, 4,038 and 2,290.35 is: 3,156.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.53 : 4,038 = 2,290.35 : x
  2. Step 2: Convert to fraction form
    2,929.53/4,038 = 2,290.35/x
  3. Step 3: Cross multiply
    2,929.53x = 4,038 × 2,290.35
  4. Step 4: Simplify right side
    2,929.53x = 9,248,433.30
  5. Step 5: Solve for x
    x = 9,248,433.30/2,929.53
  6. Step 6: Final answer
    x = 3,156.97

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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.