Home / 1,865.60-2,795.52-1,575.68

Finding the Fourth Proportional to 1,865.60, 2,795.52 and 1,575.68

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Solution

The fourth proportional to 1,865.60, 2,795.52 and 1,575.68 is: 2,361.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865.60 : 2,795.52 = 1,575.68 : x
  2. Step 2: Convert to fraction form
    1,865.60/2,795.52 = 1,575.68/x
  3. Step 3: Cross multiply
    1,865.60x = 2,795.52 × 1,575.68
  4. Step 4: Simplify right side
    1,865.60x = 4,404,844.95
  5. Step 5: Solve for x
    x = 4,404,844.95/1,865.60
  6. Step 6: Final answer
    x = 2,361.09

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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.