Home / 2,364.28-3,261.20-1,567.60

Finding the Fourth Proportional to 2,364.28, 3,261.20 and 1,567.60

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Solution

The fourth proportional to 2,364.28, 3,261.20 and 1,567.60 is: 2,162.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,364.28 : 3,261.20 = 1,567.60 : x
  2. Step 2: Convert to fraction form
    2,364.28/3,261.20 = 1,567.60/x
  3. Step 3: Cross multiply
    2,364.28x = 3,261.20 × 1,567.60
  4. Step 4: Simplify right side
    2,364.28x = 5,112,257.12
  5. Step 5: Solve for x
    x = 5,112,257.12/2,364.28
  6. Step 6: Final answer
    x = 2,162.29

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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.