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Finding the Fourth Proportional to 5,779.98, 8,705.97 and 5,374.44

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Solution

The fourth proportional to 5,779.98, 8,705.97 and 5,374.44 is: 8,095.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.98 : 8,705.97 = 5,374.44 : x
  2. Step 2: Convert to fraction form
    5,779.98/8,705.97 = 5,374.44/x
  3. Step 3: Cross multiply
    5,779.98x = 8,705.97 × 5,374.44
  4. Step 4: Simplify right side
    5,779.98x = 46,789,713.41
  5. Step 5: Solve for x
    x = 46,789,713.41/5,779.98
  6. Step 6: Final answer
    x = 8,095.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.