Home / 3,783.15-5,217.79-2,588.84

Finding the Fourth Proportional to 3,783.15, 5,217.79 and 2,588.84

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Solution

The fourth proportional to 3,783.15, 5,217.79 and 2,588.84 is: 3,570.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.15 : 5,217.79 = 2,588.84 : x
  2. Step 2: Convert to fraction form
    3,783.15/5,217.79 = 2,588.84/x
  3. Step 3: Cross multiply
    3,783.15x = 5,217.79 × 2,588.84
  4. Step 4: Simplify right side
    3,783.15x = 13,508,030.04
  5. Step 5: Solve for x
    x = 13,508,030.04/3,783.15
  6. Step 6: Final answer
    x = 3,570.58

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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.