Home / 1,566.30-2,160.36-1,174.26

Finding the Fourth Proportional to 1,566.30, 2,160.36 and 1,174.26

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Solution

The fourth proportional to 1,566.30, 2,160.36 and 1,174.26 is: 1,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.30 : 2,160.36 = 1,174.26 : x
  2. Step 2: Convert to fraction form
    1,566.30/2,160.36 = 1,174.26/x
  3. Step 3: Cross multiply
    1,566.30x = 2,160.36 × 1,174.26
  4. Step 4: Simplify right side
    1,566.30x = 2,536,824.33
  5. Step 5: Solve for x
    x = 2,536,824.33/1,566.30
  6. Step 6: Final answer
    x = 1,619.63

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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.