Home / 2,180.26-3,005.40-1,737.46

Finding the Fourth Proportional to 2,180.26, 3,005.40 and 1,737.46

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Solution

The fourth proportional to 2,180.26, 3,005.40 and 1,737.46 is: 2,395.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180.26 : 3,005.40 = 1,737.46 : x
  2. Step 2: Convert to fraction form
    2,180.26/3,005.40 = 1,737.46/x
  3. Step 3: Cross multiply
    2,180.26x = 3,005.40 × 1,737.46
  4. Step 4: Simplify right side
    2,180.26x = 5,221,762.28
  5. Step 5: Solve for x
    x = 5,221,762.28/2,180.26
  6. Step 6: Final answer
    x = 2,395.02

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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.