Home / 6,862.88-10,274.70-6,426.93

Finding the Fourth Proportional to 6,862.88, 10,274.70 and 6,426.93

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Solution

The fourth proportional to 6,862.88, 10,274.70 and 6,426.93 is: 9,622.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,862.88 : 10,274.70 = 6,426.93 : x
  2. Step 2: Convert to fraction form
    6,862.88/10,274.70 = 6,426.93/x
  3. Step 3: Cross multiply
    6,862.88x = 10,274.70 × 6,426.93
  4. Step 4: Simplify right side
    6,862.88x = 66,034,777.67
  5. Step 5: Solve for x
    x = 66,034,777.67/6,862.88
  6. Step 6: Final answer
    x = 9,622.02

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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.