Home / 2,475.47-3,416.24-1,356.46

Finding the Fourth Proportional to 2,475.47, 3,416.24 and 1,356.46

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Solution

The fourth proportional to 2,475.47, 3,416.24 and 1,356.46 is: 1,871.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.47 : 3,416.24 = 1,356.46 : x
  2. Step 2: Convert to fraction form
    2,475.47/3,416.24 = 1,356.46/x
  3. Step 3: Cross multiply
    2,475.47x = 3,416.24 × 1,356.46
  4. Step 4: Simplify right side
    2,475.47x = 4,633,987.76
  5. Step 5: Solve for x
    x = 4,633,987.76/2,475.47
  6. Step 6: Final answer
    x = 1,871.96

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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.