Home / 6,673.19-9,209.70-3,840.66

Finding the Fourth Proportional to 6,673.19, 9,209.70 and 3,840.66

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Solution

The fourth proportional to 6,673.19, 9,209.70 and 3,840.66 is: 5,300.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,673.19 : 9,209.70 = 3,840.66 : x
  2. Step 2: Convert to fraction form
    6,673.19/9,209.70 = 3,840.66/x
  3. Step 3: Cross multiply
    6,673.19x = 9,209.70 × 3,840.66
  4. Step 4: Simplify right side
    6,673.19x = 35,371,326.40
  5. Step 5: Solve for x
    x = 35,371,326.40/6,673.19
  6. Step 6: Final answer
    x = 5,300.52

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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.