Home / 6,938.08-10,407.14-1,743.92

Finding the Fourth Proportional to 6,938.08, 10,407.14 and 1,743.92

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Solution

The fourth proportional to 6,938.08, 10,407.14 and 1,743.92 is: 2,615.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.08 : 10,407.14 = 1,743.92 : x
  2. Step 2: Convert to fraction form
    6,938.08/10,407.14 = 1,743.92/x
  3. Step 3: Cross multiply
    6,938.08x = 10,407.14 × 1,743.92
  4. Step 4: Simplify right side
    6,938.08x = 18,149,219.59
  5. Step 5: Solve for x
    x = 18,149,219.59/6,938.08
  6. Step 6: Final answer
    x = 2,615.89

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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.