Home / 9,052.55-13,580.75-2,812.41

Finding the Fourth Proportional to 9,052.55, 13,580.75 and 2,812.41

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Solution

The fourth proportional to 9,052.55, 13,580.75 and 2,812.41 is: 4,219.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,052.55 : 13,580.75 = 2,812.41 : x
  2. Step 2: Convert to fraction form
    9,052.55/13,580.75 = 2,812.41/x
  3. Step 3: Cross multiply
    9,052.55x = 13,580.75 × 2,812.41
  4. Step 4: Simplify right side
    9,052.55x = 38,194,637.11
  5. Step 5: Solve for x
    x = 38,194,637.11/9,052.55
  6. Step 6: Final answer
    x = 4,219.21

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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.