Home / 4,860.12-7,290.90-1,898.04

Finding the Fourth Proportional to 4,860.12, 7,290.90 and 1,898.04

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Solution

The fourth proportional to 4,860.12, 7,290.90 and 1,898.04 is: 2,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.12 : 7,290.90 = 1,898.04 : x
  2. Step 2: Convert to fraction form
    4,860.12/7,290.90 = 1,898.04/x
  3. Step 3: Cross multiply
    4,860.12x = 7,290.90 × 1,898.04
  4. Step 4: Simplify right side
    4,860.12x = 13,838,419.84
  5. Step 5: Solve for x
    x = 13,838,419.84/4,860.12
  6. Step 6: Final answer
    x = 2,847.34

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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.