Home / 4,115.93-5,679.14-2,347.47

Finding the Fourth Proportional to 4,115.93, 5,679.14 and 2,347.47

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Solution

The fourth proportional to 4,115.93, 5,679.14 and 2,347.47 is: 3,239.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.93 : 5,679.14 = 2,347.47 : x
  2. Step 2: Convert to fraction form
    4,115.93/5,679.14 = 2,347.47/x
  3. Step 3: Cross multiply
    4,115.93x = 5,679.14 × 2,347.47
  4. Step 4: Simplify right side
    4,115.93x = 13,331,599.04
  5. Step 5: Solve for x
    x = 13,331,599.04/4,115.93
  6. Step 6: Final answer
    x = 3,239.03

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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.