Home / 1,566.06-2,161.17-867.44

Finding the Fourth Proportional to 1,566.06, 2,161.17 and 867.44

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Solution

The fourth proportional to 1,566.06, 2,161.17 and 867.44 is: 1,197.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.06 : 2,161.17 = 867.44 : x
  2. Step 2: Convert to fraction form
    1,566.06/2,161.17 = 867.44/x
  3. Step 3: Cross multiply
    1,566.06x = 2,161.17 × 867.44
  4. Step 4: Simplify right side
    1,566.06x = 1,874,674.50
  5. Step 5: Solve for x
    x = 1,874,674.50/1,566.06
  6. Step 6: Final answer
    x = 1,197.06

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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.