Home / 4,717.75-6,511.30-2,729.51

Finding the Fourth Proportional to 4,717.75, 6,511.30 and 2,729.51

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Solution

The fourth proportional to 4,717.75, 6,511.30 and 2,729.51 is: 3,767.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.75 : 6,511.30 = 2,729.51 : x
  2. Step 2: Convert to fraction form
    4,717.75/6,511.30 = 2,729.51/x
  3. Step 3: Cross multiply
    4,717.75x = 6,511.30 × 2,729.51
  4. Step 4: Simplify right side
    4,717.75x = 17,772,667.92
  5. Step 5: Solve for x
    x = 17,772,667.92/4,717.75
  6. Step 6: Final answer
    x = 3,767.19

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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.