Home / 5,256.51-7,253.99-2,898.65

Finding the Fourth Proportional to 5,256.51, 7,253.99 and 2,898.65

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Solution

The fourth proportional to 5,256.51, 7,253.99 and 2,898.65 is: 4,000.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.51 : 7,253.99 = 2,898.65 : x
  2. Step 2: Convert to fraction form
    5,256.51/7,253.99 = 2,898.65/x
  3. Step 3: Cross multiply
    5,256.51x = 7,253.99 × 2,898.65
  4. Step 4: Simplify right side
    5,256.51x = 21,026,778.11
  5. Step 5: Solve for x
    x = 21,026,778.11/5,256.51
  6. Step 6: Final answer
    x = 4,000.14

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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.