Home / 3,100.18-4,671.58-2,564.37

Finding the Fourth Proportional to 3,100.18, 4,671.58 and 2,564.37

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Solution

The fourth proportional to 3,100.18, 4,671.58 and 2,564.37 is: 3,864.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.18 : 4,671.58 = 2,564.37 : x
  2. Step 2: Convert to fraction form
    3,100.18/4,671.58 = 2,564.37/x
  3. Step 3: Cross multiply
    3,100.18x = 4,671.58 × 2,564.37
  4. Step 4: Simplify right side
    3,100.18x = 11,979,642.66
  5. Step 5: Solve for x
    x = 11,979,642.66/3,100.18
  6. Step 6: Final answer
    x = 3,864.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.