Home / 6,630.98-9,150.93-3,646.89

Finding the Fourth Proportional to 6,630.98, 9,150.93 and 3,646.89

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Solution

The fourth proportional to 6,630.98, 9,150.93 and 3,646.89 is: 5,032.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630.98 : 9,150.93 = 3,646.89 : x
  2. Step 2: Convert to fraction form
    6,630.98/9,150.93 = 3,646.89/x
  3. Step 3: Cross multiply
    6,630.98x = 9,150.93 × 3,646.89
  4. Step 4: Simplify right side
    6,630.98x = 33,372,435.11
  5. Step 5: Solve for x
    x = 33,372,435.11/6,630.98
  6. Step 6: Final answer
    x = 5,032.81

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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.