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Finding the Fourth Proportional to 5,779.15, 8,662.57 and 3,003.02

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Solution

The fourth proportional to 5,779.15, 8,662.57 and 3,003.02 is: 4,501.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.15 : 8,662.57 = 3,003.02 : x
  2. Step 2: Convert to fraction form
    5,779.15/8,662.57 = 3,003.02/x
  3. Step 3: Cross multiply
    5,779.15x = 8,662.57 × 3,003.02
  4. Step 4: Simplify right side
    5,779.15x = 26,013,909.80
  5. Step 5: Solve for x
    x = 26,013,909.80/5,779.15
  6. Step 6: Final answer
    x = 4,501.34

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1.5x scale

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.