Home / 2,458.50-3,392.73-1,339.45

Finding the Fourth Proportional to 2,458.50, 3,392.73 and 1,339.45

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Solution

The fourth proportional to 2,458.50, 3,392.73 and 1,339.45 is: 1,848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.50 : 3,392.73 = 1,339.45 : x
  2. Step 2: Convert to fraction form
    2,458.50/3,392.73 = 1,339.45/x
  3. Step 3: Cross multiply
    2,458.50x = 3,392.73 × 1,339.45
  4. Step 4: Simplify right side
    2,458.50x = 4,544,392.20
  5. Step 5: Solve for x
    x = 4,544,392.20/2,458.50
  6. Step 6: Final answer
    x = 1,848.44

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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.