Home / 2,475.41-3,416.09-1,356.44

Finding the Fourth Proportional to 2,475.41, 3,416.09 and 1,356.44

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Solution

The fourth proportional to 2,475.41, 3,416.09 and 1,356.44 is: 1,871.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.41 : 3,416.09 = 1,356.44 : x
  2. Step 2: Convert to fraction form
    2,475.41/3,416.09 = 1,356.44/x
  3. Step 3: Cross multiply
    2,475.41x = 3,416.09 × 1,356.44
  4. Step 4: Simplify right side
    2,475.41x = 4,633,697.26
  5. Step 5: Solve for x
    x = 4,633,697.26/2,475.41
  6. Step 6: Final answer
    x = 1,871.89

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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.