Home / 2,726.04-4,068.60-2,660.40

Finding the Fourth Proportional to 2,726.04, 4,068.60 and 2,660.40

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Solution

The fourth proportional to 2,726.04, 4,068.60 and 2,660.40 is: 3,970.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.04 : 4,068.60 = 2,660.40 : x
  2. Step 2: Convert to fraction form
    2,726.04/4,068.60 = 2,660.40/x
  3. Step 3: Cross multiply
    2,726.04x = 4,068.60 × 2,660.40
  4. Step 4: Simplify right side
    2,726.04x = 10,824,103.44
  5. Step 5: Solve for x
    x = 10,824,103.44/2,726.04
  6. Step 6: Final answer
    x = 3,970.63

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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.