Home / 2,458.78-3,392.84-1,464.30

Finding the Fourth Proportional to 2,458.78, 3,392.84 and 1,464.30

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Solution

The fourth proportional to 2,458.78, 3,392.84 and 1,464.30 is: 2,020.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.78 : 3,392.84 = 1,464.30 : x
  2. Step 2: Convert to fraction form
    2,458.78/3,392.84 = 1,464.30/x
  3. Step 3: Cross multiply
    2,458.78x = 3,392.84 × 1,464.30
  4. Step 4: Simplify right side
    2,458.78x = 4,968,135.61
  5. Step 5: Solve for x
    x = 4,968,135.61/2,458.78
  6. Step 6: Final answer
    x = 2,020.57

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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.