Home / 6,266.82-8,628.48-5,320.74

Finding the Fourth Proportional to 6,266.82, 8,628.48 and 5,320.74

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Solution

The fourth proportional to 6,266.82, 8,628.48 and 5,320.74 is: 7,325.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.82 : 8,628.48 = 5,320.74 : x
  2. Step 2: Convert to fraction form
    6,266.82/8,628.48 = 5,320.74/x
  3. Step 3: Cross multiply
    6,266.82x = 8,628.48 × 5,320.74
  4. Step 4: Simplify right side
    6,266.82x = 45,909,898.68
  5. Step 5: Solve for x
    x = 45,909,898.68/6,266.82
  6. Step 6: Final answer
    x = 7,325.87

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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.