Home / 4,116.02-5,679.86-2,347.80

Finding the Fourth Proportional to 4,116.02, 5,679.86 and 2,347.80

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Solution

The fourth proportional to 4,116.02, 5,679.86 and 2,347.80 is: 3,239.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116.02 : 5,679.86 = 2,347.80 : x
  2. Step 2: Convert to fraction form
    4,116.02/5,679.86 = 2,347.80/x
  3. Step 3: Cross multiply
    4,116.02x = 5,679.86 × 2,347.80
  4. Step 4: Simplify right side
    4,116.02x = 13,335,175.31
  5. Step 5: Solve for x
    x = 13,335,175.31/4,116.02
  6. Step 6: Final answer
    x = 3,239.82

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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.