Home / 1,765.28-2,436.14-1,066.26

Finding the Fourth Proportional to 1,765.28, 2,436.14 and 1,066.26

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Solution

The fourth proportional to 1,765.28, 2,436.14 and 1,066.26 is: 1,471.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765.28 : 2,436.14 = 1,066.26 : x
  2. Step 2: Convert to fraction form
    1,765.28/2,436.14 = 1,066.26/x
  3. Step 3: Cross multiply
    1,765.28x = 2,436.14 × 1,066.26
  4. Step 4: Simplify right side
    1,765.28x = 2,597,558.64
  5. Step 5: Solve for x
    x = 2,597,558.64/1,765.28
  6. Step 6: Final answer
    x = 1,471.47

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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.