Home / 2,656.04-3,665.94-1,722.92

Finding the Fourth Proportional to 2,656.04, 3,665.94 and 1,722.92

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Solution

The fourth proportional to 2,656.04, 3,665.94 and 1,722.92 is: 2,378.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656.04 : 3,665.94 = 1,722.92 : x
  2. Step 2: Convert to fraction form
    2,656.04/3,665.94 = 1,722.92/x
  3. Step 3: Cross multiply
    2,656.04x = 3,665.94 × 1,722.92
  4. Step 4: Simplify right side
    2,656.04x = 6,316,121.34
  5. Step 5: Solve for x
    x = 6,316,121.34/2,656.04
  6. Step 6: Final answer
    x = 2,378.02

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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.