Home / 5,617.07-7,752.03-3,099.42

Finding the Fourth Proportional to 5,617.07, 7,752.03 and 3,099.42

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Solution

The fourth proportional to 5,617.07, 7,752.03 and 3,099.42 is: 4,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.07 : 7,752.03 = 3,099.42 : x
  2. Step 2: Convert to fraction form
    5,617.07/7,752.03 = 3,099.42/x
  3. Step 3: Cross multiply
    5,617.07x = 7,752.03 × 3,099.42
  4. Step 4: Simplify right side
    5,617.07x = 24,026,796.82
  5. Step 5: Solve for x
    x = 24,026,796.82/5,617.07
  6. Step 6: Final answer
    x = 4,277.46

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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.