Home / 2,475.51-3,416.17-1,356.43

Finding the Fourth Proportional to 2,475.51, 3,416.17 and 1,356.43

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Solution

The fourth proportional to 2,475.51, 3,416.17 and 1,356.43 is: 1,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.51 : 3,416.17 = 1,356.43 : x
  2. Step 2: Convert to fraction form
    2,475.51/3,416.17 = 1,356.43/x
  3. Step 3: Cross multiply
    2,475.51x = 3,416.17 × 1,356.43
  4. Step 4: Simplify right side
    2,475.51x = 4,633,795.47
  5. Step 5: Solve for x
    x = 4,633,795.47/2,475.51
  6. Step 6: Final answer
    x = 1,871.85

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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.