Home / 2,971.50-4,455.61-2,035.53

Finding the Fourth Proportional to 2,971.50, 4,455.61 and 2,035.53

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Solution

The fourth proportional to 2,971.50, 4,455.61 and 2,035.53 is: 3,052.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.50 : 4,455.61 = 2,035.53 : x
  2. Step 2: Convert to fraction form
    2,971.50/4,455.61 = 2,035.53/x
  3. Step 3: Cross multiply
    2,971.50x = 4,455.61 × 2,035.53
  4. Step 4: Simplify right side
    2,971.50x = 9,069,527.82
  5. Step 5: Solve for x
    x = 9,069,527.82/2,971.50
  6. Step 6: Final answer
    x = 3,052.17

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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.