Home / 4,693.02-7,021.91-2,812.01

Finding the Fourth Proportional to 4,693.02, 7,021.91 and 2,812.01

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Solution

The fourth proportional to 4,693.02, 7,021.91 and 2,812.01 is: 4,207.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,693.02 : 7,021.91 = 2,812.01 : x
  2. Step 2: Convert to fraction form
    4,693.02/7,021.91 = 2,812.01/x
  3. Step 3: Cross multiply
    4,693.02x = 7,021.91 × 2,812.01
  4. Step 4: Simplify right side
    4,693.02x = 19,745,631.97
  5. Step 5: Solve for x
    x = 19,745,631.97/4,693.02
  6. Step 6: Final answer
    x = 4,207.45

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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.