Home / 5,399.02-7,447.44-3,299.50

Finding the Fourth Proportional to 5,399.02, 7,447.44 and 3,299.50

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Solution

The fourth proportional to 5,399.02, 7,447.44 and 3,299.50 is: 4,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.02 : 7,447.44 = 3,299.50 : x
  2. Step 2: Convert to fraction form
    5,399.02/7,447.44 = 3,299.50/x
  3. Step 3: Cross multiply
    5,399.02x = 7,447.44 × 3,299.50
  4. Step 4: Simplify right side
    5,399.02x = 24,572,828.28
  5. Step 5: Solve for x
    x = 24,572,828.28/5,399.02
  6. Step 6: Final answer
    x = 4,551.35

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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.