Home / 1,854.22-2,777.55-1,202.98

Finding the Fourth Proportional to 1,854.22, 2,777.55 and 1,202.98

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Solution

The fourth proportional to 1,854.22, 2,777.55 and 1,202.98 is: 1,802.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.22 : 2,777.55 = 1,202.98 : x
  2. Step 2: Convert to fraction form
    1,854.22/2,777.55 = 1,202.98/x
  3. Step 3: Cross multiply
    1,854.22x = 2,777.55 × 1,202.98
  4. Step 4: Simplify right side
    1,854.22x = 3,341,337.10
  5. Step 5: Solve for x
    x = 3,341,337.10/1,854.22
  6. Step 6: Final answer
    x = 1,802.02

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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.