Home / 2,984.16-4,478.41-1,340.95

Finding the Fourth Proportional to 2,984.16, 4,478.41 and 1,340.95

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Solution

The fourth proportional to 2,984.16, 4,478.41 and 1,340.95 is: 2,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.16 : 4,478.41 = 1,340.95 : x
  2. Step 2: Convert to fraction form
    2,984.16/4,478.41 = 1,340.95/x
  3. Step 3: Cross multiply
    2,984.16x = 4,478.41 × 1,340.95
  4. Step 4: Simplify right side
    2,984.16x = 6,005,317.18
  5. Step 5: Solve for x
    x = 6,005,317.18/2,984.16
  6. Step 6: Final answer
    x = 2,012.40

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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.