Home / 5,256.47-7,253.91-2,898.59

Finding the Fourth Proportional to 5,256.47, 7,253.91 and 2,898.59

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Solution

The fourth proportional to 5,256.47, 7,253.91 and 2,898.59 is: 4,000.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.47 : 7,253.91 = 2,898.59 : x
  2. Step 2: Convert to fraction form
    5,256.47/7,253.91 = 2,898.59/x
  3. Step 3: Cross multiply
    5,256.47x = 7,253.91 × 2,898.59
  4. Step 4: Simplify right side
    5,256.47x = 21,026,110.99
  5. Step 5: Solve for x
    x = 21,026,110.99/5,256.47
  6. Step 6: Final answer
    x = 4,000.04

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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.