Home / 1,902.39-2,848.60-1,530.23

Finding the Fourth Proportional to 1,902.39, 2,848.60 and 1,530.23

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Solution

The fourth proportional to 1,902.39, 2,848.60 and 1,530.23 is: 2,291.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902.39 : 2,848.60 = 1,530.23 : x
  2. Step 2: Convert to fraction form
    1,902.39/2,848.60 = 1,530.23/x
  3. Step 3: Cross multiply
    1,902.39x = 2,848.60 × 1,530.23
  4. Step 4: Simplify right side
    1,902.39x = 4,359,000.85
  5. Step 5: Solve for x
    x = 4,359,000.85/1,902.39
  6. Step 6: Final answer
    x = 2,291.33

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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.