Home / 5,697.66-8,543.61-1,802.46

Finding the Fourth Proportional to 5,697.66, 8,543.61 and 1,802.46

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Solution

The fourth proportional to 5,697.66, 8,543.61 and 1,802.46 is: 2,702.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,697.66 : 8,543.61 = 1,802.46 : x
  2. Step 2: Convert to fraction form
    5,697.66/8,543.61 = 1,802.46/x
  3. Step 3: Cross multiply
    5,697.66x = 8,543.61 × 1,802.46
  4. Step 4: Simplify right side
    5,697.66x = 15,399,515.28
  5. Step 5: Solve for x
    x = 15,399,515.28/5,697.66
  6. Step 6: Final answer
    x = 2,702.78

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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.