Home / 4,779.14-7,165.97-1,854.03

Finding the Fourth Proportional to 4,779.14, 7,165.97 and 1,854.03

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Solution

The fourth proportional to 4,779.14, 7,165.97 and 1,854.03 is: 2,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.14 : 7,165.97 = 1,854.03 : x
  2. Step 2: Convert to fraction form
    4,779.14/7,165.97 = 1,854.03/x
  3. Step 3: Cross multiply
    4,779.14x = 7,165.97 × 1,854.03
  4. Step 4: Simplify right side
    4,779.14x = 13,285,887.53
  5. Step 5: Solve for x
    x = 13,285,887.53/4,779.14
  6. Step 6: Final answer
    x = 2,779.98

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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.