Home / 6,669.79-9,206.07-4,150.47

Finding the Fourth Proportional to 6,669.79, 9,206.07 and 4,150.47

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Solution

The fourth proportional to 6,669.79, 9,206.07 and 4,150.47 is: 5,728.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669.79 : 9,206.07 = 4,150.47 : x
  2. Step 2: Convert to fraction form
    6,669.79/9,206.07 = 4,150.47/x
  3. Step 3: Cross multiply
    6,669.79x = 9,206.07 × 4,150.47
  4. Step 4: Simplify right side
    6,669.79x = 38,209,517.35
  5. Step 5: Solve for x
    x = 38,209,517.35/6,669.79
  6. Step 6: Final answer
    x = 5,728.74

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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.