Home / 4,148.76-6,219.56-1,955.95

Finding the Fourth Proportional to 4,148.76, 6,219.56 and 1,955.95

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Solution

The fourth proportional to 4,148.76, 6,219.56 and 1,955.95 is: 2,932.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.76 : 6,219.56 = 1,955.95 : x
  2. Step 2: Convert to fraction form
    4,148.76/6,219.56 = 1,955.95/x
  3. Step 3: Cross multiply
    4,148.76x = 6,219.56 × 1,955.95
  4. Step 4: Simplify right side
    4,148.76x = 12,165,148.38
  5. Step 5: Solve for x
    x = 12,165,148.38/4,148.76
  6. Step 6: Final answer
    x = 2,932.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.