Home / 5,232.21-7,220.95-2,994.40

Finding the Fourth Proportional to 5,232.21, 7,220.95 and 2,994.40

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Solution

The fourth proportional to 5,232.21, 7,220.95 and 2,994.40 is: 4,132.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.21 : 7,220.95 = 2,994.40 : x
  2. Step 2: Convert to fraction form
    5,232.21/7,220.95 = 2,994.40/x
  3. Step 3: Cross multiply
    5,232.21x = 7,220.95 × 2,994.40
  4. Step 4: Simplify right side
    5,232.21x = 21,622,412.68
  5. Step 5: Solve for x
    x = 21,622,412.68/5,232.21
  6. Step 6: Final answer
    x = 4,132.56

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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.