Home / 3,050.28-4,572-2,172.60

Finding the Fourth Proportional to 3,050.28, 4,572 and 2,172.60

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Solution

The fourth proportional to 3,050.28, 4,572 and 2,172.60 is: 3,256.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.28 : 4,572 = 2,172.60 : x
  2. Step 2: Convert to fraction form
    3,050.28/4,572 = 2,172.60/x
  3. Step 3: Cross multiply
    3,050.28x = 4,572 × 2,172.60
  4. Step 4: Simplify right side
    3,050.28x = 9,933,127.20
  5. Step 5: Solve for x
    x = 9,933,127.20/3,050.28
  6. Step 6: Final answer
    x = 3,256.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.