Home / 4,340.40-5,989.44-2,572.12

Finding the Fourth Proportional to 4,340.40, 5,989.44 and 2,572.12

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Solution

The fourth proportional to 4,340.40, 5,989.44 and 2,572.12 is: 3,549.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.40 : 5,989.44 = 2,572.12 : x
  2. Step 2: Convert to fraction form
    4,340.40/5,989.44 = 2,572.12/x
  3. Step 3: Cross multiply
    4,340.40x = 5,989.44 × 2,572.12
  4. Step 4: Simplify right side
    4,340.40x = 15,405,558.41
  5. Step 5: Solve for x
    x = 15,405,558.41/4,340.40
  6. Step 6: Final answer
    x = 3,549.34

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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.