Home / 2,271.60-3,407.40-1,695.60

Finding the Fourth Proportional to 2,271.60, 3,407.40 and 1,695.60

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Solution

The fourth proportional to 2,271.60, 3,407.40 and 1,695.60 is: 2,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.60 : 3,407.40 = 1,695.60 : x
  2. Step 2: Convert to fraction form
    2,271.60/3,407.40 = 1,695.60/x
  3. Step 3: Cross multiply
    2,271.60x = 3,407.40 × 1,695.60
  4. Step 4: Simplify right side
    2,271.60x = 5,777,587.44
  5. Step 5: Solve for x
    x = 5,777,587.44/2,271.60
  6. Step 6: Final answer
    x = 2,543.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.