Home / 6,266.80-8,628.48-5,320.62

Finding the Fourth Proportional to 6,266.80, 8,628.48 and 5,320.62

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Solution

The fourth proportional to 6,266.80, 8,628.48 and 5,320.62 is: 7,325.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.80 : 8,628.48 = 5,320.62 : x
  2. Step 2: Convert to fraction form
    6,266.80/8,628.48 = 5,320.62/x
  3. Step 3: Cross multiply
    6,266.80x = 8,628.48 × 5,320.62
  4. Step 4: Simplify right side
    6,266.80x = 45,908,863.26
  5. Step 5: Solve for x
    x = 45,908,863.26/6,266.80
  6. Step 6: Final answer
    x = 7,325.73

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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.