Home / 3,132-4,675.02-2,762.91

Finding the Fourth Proportional to 3,132, 4,675.02 and 2,762.91

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Solution

The fourth proportional to 3,132, 4,675.02 and 2,762.91 is: 4,124.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132 : 4,675.02 = 2,762.91 : x
  2. Step 2: Convert to fraction form
    3,132/4,675.02 = 2,762.91/x
  3. Step 3: Cross multiply
    3,132x = 4,675.02 × 2,762.91
  4. Step 4: Simplify right side
    3,132x = 12,916,659.51
  5. Step 5: Solve for x
    x = 12,916,659.51/3,132
  6. Step 6: Final answer
    x = 4,124.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.