Home / 5,664.02-7,818.96-3,396.44

Finding the Fourth Proportional to 5,664.02, 7,818.96 and 3,396.44

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Solution

The fourth proportional to 5,664.02, 7,818.96 and 3,396.44 is: 4,688.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.02 : 7,818.96 = 3,396.44 : x
  2. Step 2: Convert to fraction form
    5,664.02/7,818.96 = 3,396.44/x
  3. Step 3: Cross multiply
    5,664.02x = 7,818.96 × 3,396.44
  4. Step 4: Simplify right side
    5,664.02x = 26,556,616.80
  5. Step 5: Solve for x
    x = 26,556,616.80/5,664.02
  6. Step 6: Final answer
    x = 4,688.65

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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.