Home / 11,382.57-17,075.30-4,456.17

Finding the Fourth Proportional to 11,382.57, 17,075.30 and 4,456.17

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Solution

The fourth proportional to 11,382.57, 17,075.30 and 4,456.17 is: 6,684.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,382.57 : 17,075.30 = 4,456.17 : x
  2. Step 2: Convert to fraction form
    11,382.57/17,075.30 = 4,456.17/x
  3. Step 3: Cross multiply
    11,382.57x = 17,075.30 × 4,456.17
  4. Step 4: Simplify right side
    11,382.57x = 76,090,417.32
  5. Step 5: Solve for x
    x = 76,090,417.32/11,382.57
  6. Step 6: Final answer
    x = 6,684.82

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1.5x scale

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.