Home / 5,779.10-7,975.44-3,541.10

Finding the Fourth Proportional to 5,779.10, 7,975.44 and 3,541.10

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Solution

The fourth proportional to 5,779.10, 7,975.44 and 3,541.10 is: 4,886.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.10 : 7,975.44 = 3,541.10 : x
  2. Step 2: Convert to fraction form
    5,779.10/7,975.44 = 3,541.10/x
  3. Step 3: Cross multiply
    5,779.10x = 7,975.44 × 3,541.10
  4. Step 4: Simplify right side
    5,779.10x = 28,241,781.85
  5. Step 5: Solve for x
    x = 28,241,781.85/5,779.10
  6. Step 6: Final answer
    x = 4,886.89

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1.5x scale

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.