Home / 10,377.09-15,563.34-4,135.95

Finding the Fourth Proportional to 10,377.09, 15,563.34 and 4,135.95

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Solution

The fourth proportional to 10,377.09, 15,563.34 and 4,135.95 is: 6,203.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.09 : 15,563.34 = 4,135.95 : x
  2. Step 2: Convert to fraction form
    10,377.09/15,563.34 = 4,135.95/x
  3. Step 3: Cross multiply
    10,377.09x = 15,563.34 × 4,135.95
  4. Step 4: Simplify right side
    10,377.09x = 64,369,196.07
  5. Step 5: Solve for x
    x = 64,369,196.07/10,377.09
  6. Step 6: Final answer
    x = 6,203.01

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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.