Home / 1,566.08-2,161.47-1,192.49

Finding the Fourth Proportional to 1,566.08, 2,161.47 and 1,192.49

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Solution

The fourth proportional to 1,566.08, 2,161.47 and 1,192.49 is: 1,645.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.08 : 2,161.47 = 1,192.49 : x
  2. Step 2: Convert to fraction form
    1,566.08/2,161.47 = 1,192.49/x
  3. Step 3: Cross multiply
    1,566.08x = 2,161.47 × 1,192.49
  4. Step 4: Simplify right side
    1,566.08x = 2,577,520.55
  5. Step 5: Solve for x
    x = 2,577,520.55/1,566.08
  6. Step 6: Final answer
    x = 1,645.85

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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.