Home / 1,473.18-2,208.58-1,009.82

Finding the Fourth Proportional to 1,473.18, 2,208.58 and 1,009.82

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Solution

The fourth proportional to 1,473.18, 2,208.58 and 1,009.82 is: 1,513.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.18 : 2,208.58 = 1,009.82 : x
  2. Step 2: Convert to fraction form
    1,473.18/2,208.58 = 1,009.82/x
  3. Step 3: Cross multiply
    1,473.18x = 2,208.58 × 1,009.82
  4. Step 4: Simplify right side
    1,473.18x = 2,230,268.26
  5. Step 5: Solve for x
    x = 2,230,268.26/1,473.18
  6. Step 6: Final answer
    x = 1,513.91

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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.