Home / 6,630.49-9,150.01-3,646.36

Finding the Fourth Proportional to 6,630.49, 9,150.01 and 3,646.36

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Solution

The fourth proportional to 6,630.49, 9,150.01 and 3,646.36 is: 5,031.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630.49 : 9,150.01 = 3,646.36 : x
  2. Step 2: Convert to fraction form
    6,630.49/9,150.01 = 3,646.36/x
  3. Step 3: Cross multiply
    6,630.49x = 9,150.01 × 3,646.36
  4. Step 4: Simplify right side
    6,630.49x = 33,364,230.46
  5. Step 5: Solve for x
    x = 33,364,230.46/6,630.49
  6. Step 6: Final answer
    x = 5,031.94

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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.