Home / 6,629.48-9,148.49-3,604.50

Finding the Fourth Proportional to 6,629.48, 9,148.49 and 3,604.50

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Solution

The fourth proportional to 6,629.48, 9,148.49 and 3,604.50 is: 4,974.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.48 : 9,148.49 = 3,604.50 : x
  2. Step 2: Convert to fraction form
    6,629.48/9,148.49 = 3,604.50/x
  3. Step 3: Cross multiply
    6,629.48x = 9,148.49 × 3,604.50
  4. Step 4: Simplify right side
    6,629.48x = 32,975,741.22
  5. Step 5: Solve for x
    x = 32,975,741.22/6,629.48
  6. Step 6: Final answer
    x = 4,974.11

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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.