Home / 6,675.68-10,010.40-2,779.04

Finding the Fourth Proportional to 6,675.68, 10,010.40 and 2,779.04

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Solution

The fourth proportional to 6,675.68, 10,010.40 and 2,779.04 is: 4,167.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,675.68 : 10,010.40 = 2,779.04 : x
  2. Step 2: Convert to fraction form
    6,675.68/10,010.40 = 2,779.04/x
  3. Step 3: Cross multiply
    6,675.68x = 10,010.40 × 2,779.04
  4. Step 4: Simplify right side
    6,675.68x = 27,819,302.02
  5. Step 5: Solve for x
    x = 27,819,302.02/6,675.68
  6. Step 6: Final answer
    x = 4,167.26

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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.