Home / 5,256.38-7,253.81-2,898.68

Finding the Fourth Proportional to 5,256.38, 7,253.81 and 2,898.68

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Solution

The fourth proportional to 5,256.38, 7,253.81 and 2,898.68 is: 4,000.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.38 : 7,253.81 = 2,898.68 : x
  2. Step 2: Convert to fraction form
    5,256.38/7,253.81 = 2,898.68/x
  3. Step 3: Cross multiply
    5,256.38x = 7,253.81 × 2,898.68
  4. Step 4: Simplify right side
    5,256.38x = 21,026,423.21
  5. Step 5: Solve for x
    x = 21,026,423.21/5,256.38
  6. Step 6: Final answer
    x = 4,000.18

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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.