Home / 1,646.46-2,467.63-1,177.23

Finding the Fourth Proportional to 1,646.46, 2,467.63 and 1,177.23

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Solution

The fourth proportional to 1,646.46, 2,467.63 and 1,177.23 is: 1,764.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646.46 : 2,467.63 = 1,177.23 : x
  2. Step 2: Convert to fraction form
    1,646.46/2,467.63 = 1,177.23/x
  3. Step 3: Cross multiply
    1,646.46x = 2,467.63 × 1,177.23
  4. Step 4: Simplify right side
    1,646.46x = 2,904,978.79
  5. Step 5: Solve for x
    x = 2,904,978.79/1,646.46
  6. Step 6: Final answer
    x = 1,764.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.