Home / 4,759.04-7,134.71-1,987.83

Finding the Fourth Proportional to 4,759.04, 7,134.71 and 1,987.83

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Solution

The fourth proportional to 4,759.04, 7,134.71 and 1,987.83 is: 2,980.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.04 : 7,134.71 = 1,987.83 : x
  2. Step 2: Convert to fraction form
    4,759.04/7,134.71 = 1,987.83/x
  3. Step 3: Cross multiply
    4,759.04x = 7,134.71 × 1,987.83
  4. Step 4: Simplify right side
    4,759.04x = 14,182,580.64
  5. Step 5: Solve for x
    x = 14,182,580.64/4,759.04
  6. Step 6: Final answer
    x = 2,980.14

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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.