Home / 2,370.60-3,271.52-1,322.64

Finding the Fourth Proportional to 2,370.60, 3,271.52 and 1,322.64

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Solution

The fourth proportional to 2,370.60, 3,271.52 and 1,322.64 is: 1,825.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.60 : 3,271.52 = 1,322.64 : x
  2. Step 2: Convert to fraction form
    2,370.60/3,271.52 = 1,322.64/x
  3. Step 3: Cross multiply
    2,370.60x = 3,271.52 × 1,322.64
  4. Step 4: Simplify right side
    2,370.60x = 4,327,043.21
  5. Step 5: Solve for x
    x = 4,327,043.21/2,370.60
  6. Step 6: Final answer
    x = 1,825.29

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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.