Home / 4,454.07-6,148.67-3,178.95

Finding the Fourth Proportional to 4,454.07, 6,148.67 and 3,178.95

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Solution

The fourth proportional to 4,454.07, 6,148.67 and 3,178.95 is: 4,388.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.07 : 6,148.67 = 3,178.95 : x
  2. Step 2: Convert to fraction form
    4,454.07/6,148.67 = 3,178.95/x
  3. Step 3: Cross multiply
    4,454.07x = 6,148.67 × 3,178.95
  4. Step 4: Simplify right side
    4,454.07x = 19,546,298.60
  5. Step 5: Solve for x
    x = 19,546,298.60/4,454.07
  6. Step 6: Final answer
    x = 4,388.41

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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.