Home / 2,465.12-3,400.44-1,470.08

Finding the Fourth Proportional to 2,465.12, 3,400.44 and 1,470.08

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Solution

The fourth proportional to 2,465.12, 3,400.44 and 1,470.08 is: 2,027.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.12 : 3,400.44 = 1,470.08 : x
  2. Step 2: Convert to fraction form
    2,465.12/3,400.44 = 1,470.08/x
  3. Step 3: Cross multiply
    2,465.12x = 3,400.44 × 1,470.08
  4. Step 4: Simplify right side
    2,465.12x = 4,998,918.84
  5. Step 5: Solve for x
    x = 4,998,918.84/2,465.12
  6. Step 6: Final answer
    x = 2,027.86

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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.