Home / 5,657.18-8,482.93-1,761.08

Finding the Fourth Proportional to 5,657.18, 8,482.93 and 1,761.08

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Solution

The fourth proportional to 5,657.18, 8,482.93 and 1,761.08 is: 2,640.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,657.18 : 8,482.93 = 1,761.08 : x
  2. Step 2: Convert to fraction form
    5,657.18/8,482.93 = 1,761.08/x
  3. Step 3: Cross multiply
    5,657.18x = 8,482.93 × 1,761.08
  4. Step 4: Simplify right side
    5,657.18x = 14,939,071.55
  5. Step 5: Solve for x
    x = 14,939,071.55/5,657.18
  6. Step 6: Final answer
    x = 2,640.73

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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.