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Finding the Fourth Proportional to 5,598.41, 7,721.86 and 4,753.30

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Solution

The fourth proportional to 5,598.41, 7,721.86 and 4,753.30 is: 6,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.41 : 7,721.86 = 4,753.30 : x
  2. Step 2: Convert to fraction form
    5,598.41/7,721.86 = 4,753.30/x
  3. Step 3: Cross multiply
    5,598.41x = 7,721.86 × 4,753.30
  4. Step 4: Simplify right side
    5,598.41x = 36,704,317.14
  5. Step 5: Solve for x
    x = 36,704,317.14/5,598.41
  6. Step 6: Final answer
    x = 6,556.20

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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.