Home / 4,880.19-6,734.57-2,642.06

Finding the Fourth Proportional to 4,880.19, 6,734.57 and 2,642.06

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Solution

The fourth proportional to 4,880.19, 6,734.57 and 2,642.06 is: 3,645.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.19 : 6,734.57 = 2,642.06 : x
  2. Step 2: Convert to fraction form
    4,880.19/6,734.57 = 2,642.06/x
  3. Step 3: Cross multiply
    4,880.19x = 6,734.57 × 2,642.06
  4. Step 4: Simplify right side
    4,880.19x = 17,793,141.64
  5. Step 5: Solve for x
    x = 17,793,141.64/4,880.19
  6. Step 6: Final answer
    x = 3,645.99

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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.