Home / 6,880.14-10,326.42-4,407.48

Finding the Fourth Proportional to 6,880.14, 10,326.42 and 4,407.48

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Solution

The fourth proportional to 6,880.14, 10,326.42 and 4,407.48 is: 6,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880.14 : 10,326.42 = 4,407.48 : x
  2. Step 2: Convert to fraction form
    6,880.14/10,326.42 = 4,407.48/x
  3. Step 3: Cross multiply
    6,880.14x = 10,326.42 × 4,407.48
  4. Step 4: Simplify right side
    6,880.14x = 45,513,489.62
  5. Step 5: Solve for x
    x = 45,513,489.62/6,880.14
  6. Step 6: Final answer
    x = 6,615.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.