Home / 4,064.29-5,611.88-3,118.58

Finding the Fourth Proportional to 4,064.29, 5,611.88 and 3,118.58

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Solution

The fourth proportional to 4,064.29, 5,611.88 and 3,118.58 is: 4,306.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,064.29 : 5,611.88 = 3,118.58 : x
  2. Step 2: Convert to fraction form
    4,064.29/5,611.88 = 3,118.58/x
  3. Step 3: Cross multiply
    4,064.29x = 5,611.88 × 3,118.58
  4. Step 4: Simplify right side
    4,064.29x = 17,501,097.51
  5. Step 5: Solve for x
    x = 17,501,097.51/4,064.29
  6. Step 6: Final answer
    x = 4,306.07

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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.