Home / 3,260.76-4,868.31-2,984.28

Finding the Fourth Proportional to 3,260.76, 4,868.31 and 2,984.28

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Solution

The fourth proportional to 3,260.76, 4,868.31 and 2,984.28 is: 4,455.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.76 : 4,868.31 = 2,984.28 : x
  2. Step 2: Convert to fraction form
    3,260.76/4,868.31 = 2,984.28/x
  3. Step 3: Cross multiply
    3,260.76x = 4,868.31 × 2,984.28
  4. Step 4: Simplify right side
    3,260.76x = 14,528,400.17
  5. Step 5: Solve for x
    x = 14,528,400.17/3,260.76
  6. Step 6: Final answer
    x = 4,455.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.