Home / 6,630.49-9,150.69-3,646.93

Finding the Fourth Proportional to 6,630.49, 9,150.69 and 3,646.93

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Solution

The fourth proportional to 6,630.49, 9,150.69 and 3,646.93 is: 5,033.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630.49 : 9,150.69 = 3,646.93 : x
  2. Step 2: Convert to fraction form
    6,630.49/9,150.69 = 3,646.93/x
  3. Step 3: Cross multiply
    6,630.49x = 9,150.69 × 3,646.93
  4. Step 4: Simplify right side
    6,630.49x = 33,371,925.88
  5. Step 5: Solve for x
    x = 33,371,925.88/6,630.49
  6. Step 6: Final answer
    x = 5,033.10

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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.