Home / 4,972.04-7,457.81-3,020.12

Finding the Fourth Proportional to 4,972.04, 7,457.81 and 3,020.12

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Solution

The fourth proportional to 4,972.04, 7,457.81 and 3,020.12 is: 4,530.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.04 : 7,457.81 = 3,020.12 : x
  2. Step 2: Convert to fraction form
    4,972.04/7,457.81 = 3,020.12/x
  3. Step 3: Cross multiply
    4,972.04x = 7,457.81 × 3,020.12
  4. Step 4: Simplify right side
    4,972.04x = 22,523,428.75
  5. Step 5: Solve for x
    x = 22,523,428.75/4,972.04
  6. Step 6: Final answer
    x = 4,530.02

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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.