Home / 2,429.85-3,352.36-1,367.45

Finding the Fourth Proportional to 2,429.85, 3,352.36 and 1,367.45

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Solution

The fourth proportional to 2,429.85, 3,352.36 and 1,367.45 is: 1,886.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.85 : 3,352.36 = 1,367.45 : x
  2. Step 2: Convert to fraction form
    2,429.85/3,352.36 = 1,367.45/x
  3. Step 3: Cross multiply
    2,429.85x = 3,352.36 × 1,367.45
  4. Step 4: Simplify right side
    2,429.85x = 4,584,164.50
  5. Step 5: Solve for x
    x = 4,584,164.50/2,429.85
  6. Step 6: Final answer
    x = 1,886.60

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1.5x scale

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.