Home / 1,135.01-1,566.33-669.26

Finding the Fourth Proportional to 1,135.01, 1,566.33 and 669.26

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Solution

The fourth proportional to 1,135.01, 1,566.33 and 669.26 is: 923.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135.01 : 1,566.33 = 669.26 : x
  2. Step 2: Convert to fraction form
    1,135.01/1,566.33 = 669.26/x
  3. Step 3: Cross multiply
    1,135.01x = 1,566.33 × 669.26
  4. Step 4: Simplify right side
    1,135.01x = 1,048,282.02
  5. Step 5: Solve for x
    x = 1,048,282.02/1,135.01
  6. Step 6: Final answer
    x = 923.59

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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.