Home / 2,471.24-3,402.54-2,097.44

Finding the Fourth Proportional to 2,471.24, 3,402.54 and 2,097.44

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Solution

The fourth proportional to 2,471.24, 3,402.54 and 2,097.44 is: 2,887.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.24 : 3,402.54 = 2,097.44 : x
  2. Step 2: Convert to fraction form
    2,471.24/3,402.54 = 2,097.44/x
  3. Step 3: Cross multiply
    2,471.24x = 3,402.54 × 2,097.44
  4. Step 4: Simplify right side
    2,471.24x = 7,136,623.50
  5. Step 5: Solve for x
    x = 7,136,623.50/2,471.24
  6. Step 6: Final answer
    x = 2,887.87

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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.