Home / 5,312.27-7,330.64-2,954.36

Finding the Fourth Proportional to 5,312.27, 7,330.64 and 2,954.36

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Solution

The fourth proportional to 5,312.27, 7,330.64 and 2,954.36 is: 4,076.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312.27 : 7,330.64 = 2,954.36 : x
  2. Step 2: Convert to fraction form
    5,312.27/7,330.64 = 2,954.36/x
  3. Step 3: Cross multiply
    5,312.27x = 7,330.64 × 2,954.36
  4. Step 4: Simplify right side
    5,312.27x = 21,657,353.15
  5. Step 5: Solve for x
    x = 21,657,353.15/5,312.27
  6. Step 6: Final answer
    x = 4,076.85

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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.