Home / 4,188.42-5,780.04-2,300.08

Finding the Fourth Proportional to 4,188.42, 5,780.04 and 2,300.08

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Solution

The fourth proportional to 4,188.42, 5,780.04 and 2,300.08 is: 3,174.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.42 : 5,780.04 = 2,300.08 : x
  2. Step 2: Convert to fraction form
    4,188.42/5,780.04 = 2,300.08/x
  3. Step 3: Cross multiply
    4,188.42x = 5,780.04 × 2,300.08
  4. Step 4: Simplify right side
    4,188.42x = 13,294,554.40
  5. Step 5: Solve for x
    x = 13,294,554.40/4,188.42
  6. Step 6: Final answer
    x = 3,174.12

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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.