Home / 3,004.31-4,507.05-923.95

Finding the Fourth Proportional to 3,004.31, 4,507.05 and 923.95

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Solution

The fourth proportional to 3,004.31, 4,507.05 and 923.95 is: 1,386.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.31 : 4,507.05 = 923.95 : x
  2. Step 2: Convert to fraction form
    3,004.31/4,507.05 = 923.95/x
  3. Step 3: Cross multiply
    3,004.31x = 4,507.05 × 923.95
  4. Step 4: Simplify right side
    3,004.31x = 4,164,267.40
  5. Step 5: Solve for x
    x = 4,164,267.40/3,004.31
  6. Step 6: Final answer
    x = 1,386.10

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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.