Home / 6,940.01-10,407.40-2,258.80

Finding the Fourth Proportional to 6,940.01, 10,407.40 and 2,258.80

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Solution

The fourth proportional to 6,940.01, 10,407.40 and 2,258.80 is: 3,387.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.01 : 10,407.40 = 2,258.80 : x
  2. Step 2: Convert to fraction form
    6,940.01/10,407.40 = 2,258.80/x
  3. Step 3: Cross multiply
    6,940.01x = 10,407.40 × 2,258.80
  4. Step 4: Simplify right side
    6,940.01x = 23,508,235.12
  5. Step 5: Solve for x
    x = 23,508,235.12/6,940.01
  6. Step 6: Final answer
    x = 3,387.35

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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.