Home / 7,941.28-10,946.34-6,259.96

Finding the Fourth Proportional to 7,941.28, 10,946.34 and 6,259.96

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Solution

The fourth proportional to 7,941.28, 10,946.34 and 6,259.96 is: 8,628.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.28 : 10,946.34 = 6,259.96 : x
  2. Step 2: Convert to fraction form
    7,941.28/10,946.34 = 6,259.96/x
  3. Step 3: Cross multiply
    7,941.28x = 10,946.34 × 6,259.96
  4. Step 4: Simplify right side
    7,941.28x = 68,523,650.55
  5. Step 5: Solve for x
    x = 68,523,650.55/7,941.28
  6. Step 6: Final answer
    x = 8,628.79

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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.