Home / 1,805.60-2,708.42-1,477.56

Finding the Fourth Proportional to 1,805.60, 2,708.42 and 1,477.56

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Solution

The fourth proportional to 1,805.60, 2,708.42 and 1,477.56 is: 2,216.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805.60 : 2,708.42 = 1,477.56 : x
  2. Step 2: Convert to fraction form
    1,805.60/2,708.42 = 1,477.56/x
  3. Step 3: Cross multiply
    1,805.60x = 2,708.42 × 1,477.56
  4. Step 4: Simplify right side
    1,805.60x = 4,001,853.06
  5. Step 5: Solve for x
    x = 4,001,853.06/1,805.60
  6. Step 6: Final answer
    x = 2,216.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.