Home / 4,663.12-7,004.40-2,719.12

Finding the Fourth Proportional to 4,663.12, 7,004.40 and 2,719.12

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Solution

The fourth proportional to 4,663.12, 7,004.40 and 2,719.12 is: 4,084.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,663.12 : 7,004.40 = 2,719.12 : x
  2. Step 2: Convert to fraction form
    4,663.12/7,004.40 = 2,719.12/x
  3. Step 3: Cross multiply
    4,663.12x = 7,004.40 × 2,719.12
  4. Step 4: Simplify right side
    4,663.12x = 19,045,804.13
  5. Step 5: Solve for x
    x = 19,045,804.13/4,663.12
  6. Step 6: Final answer
    x = 4,084.35

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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.