Home / 5,043.60-6,960.11-2,775.02

Finding the Fourth Proportional to 5,043.60, 6,960.11 and 2,775.02

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Solution

The fourth proportional to 5,043.60, 6,960.11 and 2,775.02 is: 3,829.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.60 : 6,960.11 = 2,775.02 : x
  2. Step 2: Convert to fraction form
    5,043.60/6,960.11 = 2,775.02/x
  3. Step 3: Cross multiply
    5,043.60x = 6,960.11 × 2,775.02
  4. Step 4: Simplify right side
    5,043.60x = 19,314,395.78
  5. Step 5: Solve for x
    x = 19,314,395.78/5,043.60
  6. Step 6: Final answer
    x = 3,829.49

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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.