Home / 8,020.17-11,069.73-4,875.75

Finding the Fourth Proportional to 8,020.17, 11,069.73 and 4,875.75

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Solution

The fourth proportional to 8,020.17, 11,069.73 and 4,875.75 is: 6,729.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.17 : 11,069.73 = 4,875.75 : x
  2. Step 2: Convert to fraction form
    8,020.17/11,069.73 = 4,875.75/x
  3. Step 3: Cross multiply
    8,020.17x = 11,069.73 × 4,875.75
  4. Step 4: Simplify right side
    8,020.17x = 53,973,236.05
  5. Step 5: Solve for x
    x = 53,973,236.05/8,020.17
  6. Step 6: Final answer
    x = 6,729.69

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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.