Home / 4,382.48-6,047.88-2,985.68

Finding the Fourth Proportional to 4,382.48, 6,047.88 and 2,985.68

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Solution

The fourth proportional to 4,382.48, 6,047.88 and 2,985.68 is: 4,120.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,382.48 : 6,047.88 = 2,985.68 : x
  2. Step 2: Convert to fraction form
    4,382.48/6,047.88 = 2,985.68/x
  3. Step 3: Cross multiply
    4,382.48x = 6,047.88 × 2,985.68
  4. Step 4: Simplify right side
    4,382.48x = 18,057,034.36
  5. Step 5: Solve for x
    x = 18,057,034.36/4,382.48
  6. Step 6: Final answer
    x = 4,120.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.