Home / 7,480.31-11,223.70-4,013.51

Finding the Fourth Proportional to 7,480.31, 11,223.70 and 4,013.51

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Solution

The fourth proportional to 7,480.31, 11,223.70 and 4,013.51 is: 6,022.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.31 : 11,223.70 = 4,013.51 : x
  2. Step 2: Convert to fraction form
    7,480.31/11,223.70 = 4,013.51/x
  3. Step 3: Cross multiply
    7,480.31x = 11,223.70 × 4,013.51
  4. Step 4: Simplify right side
    7,480.31x = 45,046,432.19
  5. Step 5: Solve for x
    x = 45,046,432.19/7,480.31
  6. Step 6: Final answer
    x = 6,022.00

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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.