Home / 10,382.10-15,578.01-4,537.95

Finding the Fourth Proportional to 10,382.10, 15,578.01 and 4,537.95

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Solution

The fourth proportional to 10,382.10, 15,578.01 and 4,537.95 is: 6,809.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382.10 : 15,578.01 = 4,537.95 : x
  2. Step 2: Convert to fraction form
    10,382.10/15,578.01 = 4,537.95/x
  3. Step 3: Cross multiply
    10,382.10x = 15,578.01 × 4,537.95
  4. Step 4: Simplify right side
    10,382.10x = 70,692,230.48
  5. Step 5: Solve for x
    x = 70,692,230.48/10,382.10
  6. Step 6: Final answer
    x = 6,809.05

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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.