Home / 5,256.30-7,253.77-2,898.44

Finding the Fourth Proportional to 5,256.30, 7,253.77 and 2,898.44

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Solution

The fourth proportional to 5,256.30, 7,253.77 and 2,898.44 is: 3,999.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.30 : 7,253.77 = 2,898.44 : x
  2. Step 2: Convert to fraction form
    5,256.30/7,253.77 = 2,898.44/x
  3. Step 3: Cross multiply
    5,256.30x = 7,253.77 × 2,898.44
  4. Step 4: Simplify right side
    5,256.30x = 21,024,617.12
  5. Step 5: Solve for x
    x = 21,024,617.12/5,256.30
  6. Step 6: Final answer
    x = 3,999.89

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1.5x scale

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.