Home / 2,929.75-4,043.07-2,184.37

Finding the Fourth Proportional to 2,929.75, 4,043.07 and 2,184.37

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Solution

The fourth proportional to 2,929.75, 4,043.07 and 2,184.37 is: 3,014.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.75 : 4,043.07 = 2,184.37 : x
  2. Step 2: Convert to fraction form
    2,929.75/4,043.07 = 2,184.37/x
  3. Step 3: Cross multiply
    2,929.75x = 4,043.07 × 2,184.37
  4. Step 4: Simplify right side
    2,929.75x = 8,831,560.82
  5. Step 5: Solve for x
    x = 8,831,560.82/2,929.75
  6. Step 6: Final answer
    x = 3,014.44

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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.