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Finding the Fourth Proportional to 5,607.51, 7,737.37 and 3,249.20

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Solution

The fourth proportional to 5,607.51, 7,737.37 and 3,249.20 is: 4,483.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.51 : 7,737.37 = 3,249.20 : x
  2. Step 2: Convert to fraction form
    5,607.51/7,737.37 = 3,249.20/x
  3. Step 3: Cross multiply
    5,607.51x = 7,737.37 × 3,249.20
  4. Step 4: Simplify right side
    5,607.51x = 25,140,207.67
  5. Step 5: Solve for x
    x = 25,140,207.67/5,607.51
  6. Step 6: Final answer
    x = 4,483.31

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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.