Home / 5,328.45-7,353.26-2,971.05

Finding the Fourth Proportional to 5,328.45, 7,353.26 and 2,971.05

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Solution

The fourth proportional to 5,328.45, 7,353.26 and 2,971.05 is: 4,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.45 : 7,353.26 = 2,971.05 : x
  2. Step 2: Convert to fraction form
    5,328.45/7,353.26 = 2,971.05/x
  3. Step 3: Cross multiply
    5,328.45x = 7,353.26 × 2,971.05
  4. Step 4: Simplify right side
    5,328.45x = 21,846,903.12
  5. Step 5: Solve for x
    x = 21,846,903.12/5,328.45
  6. Step 6: Final answer
    x = 4,100.05

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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.