Home / 1,808.48-2,708.40-1,036.64

Finding the Fourth Proportional to 1,808.48, 2,708.40 and 1,036.64

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Solution

The fourth proportional to 1,808.48, 2,708.40 and 1,036.64 is: 1,552.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808.48 : 2,708.40 = 1,036.64 : x
  2. Step 2: Convert to fraction form
    1,808.48/2,708.40 = 1,036.64/x
  3. Step 3: Cross multiply
    1,808.48x = 2,708.40 × 1,036.64
  4. Step 4: Simplify right side
    1,808.48x = 2,807,635.78
  5. Step 5: Solve for x
    x = 2,807,635.78/1,808.48
  6. Step 6: Final answer
    x = 1,552.48

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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.