Home / 2,435.60-3,357.48-1,771.40

Finding the Fourth Proportional to 2,435.60, 3,357.48 and 1,771.40

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Solution

The fourth proportional to 2,435.60, 3,357.48 and 1,771.40 is: 2,441.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435.60 : 3,357.48 = 1,771.40 : x
  2. Step 2: Convert to fraction form
    2,435.60/3,357.48 = 1,771.40/x
  3. Step 3: Cross multiply
    2,435.60x = 3,357.48 × 1,771.40
  4. Step 4: Simplify right side
    2,435.60x = 5,947,440.07
  5. Step 5: Solve for x
    x = 5,947,440.07/2,435.60
  6. Step 6: Final answer
    x = 2,441.88

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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.