Home / 5,809.17-8,015.82-3,417.72

Finding the Fourth Proportional to 5,809.17, 8,015.82 and 3,417.72

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Solution

The fourth proportional to 5,809.17, 8,015.82 and 3,417.72 is: 4,715.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.17 : 8,015.82 = 3,417.72 : x
  2. Step 2: Convert to fraction form
    5,809.17/8,015.82 = 3,417.72/x
  3. Step 3: Cross multiply
    5,809.17x = 8,015.82 × 3,417.72
  4. Step 4: Simplify right side
    5,809.17x = 27,395,828.33
  5. Step 5: Solve for x
    x = 27,395,828.33/5,809.17
  6. Step 6: Final answer
    x = 4,715.96

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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.