Home / 6,631.04-9,150.83-3,647.07

Finding the Fourth Proportional to 6,631.04, 9,150.83 and 3,647.07

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Solution

The fourth proportional to 6,631.04, 9,150.83 and 3,647.07 is: 5,032.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.04 : 9,150.83 = 3,647.07 : x
  2. Step 2: Convert to fraction form
    6,631.04/9,150.83 = 3,647.07/x
  3. Step 3: Cross multiply
    6,631.04x = 9,150.83 × 3,647.07
  4. Step 4: Simplify right side
    6,631.04x = 33,373,699.33
  5. Step 5: Solve for x
    x = 33,373,699.33/6,631.04
  6. Step 6: Final answer
    x = 5,032.95

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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.