Home / 10,133.91-15,196.95-4,865.57

Finding the Fourth Proportional to 10,133.91, 15,196.95 and 4,865.57

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Solution

The fourth proportional to 10,133.91, 15,196.95 and 4,865.57 is: 7,296.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.91 : 15,196.95 = 4,865.57 : x
  2. Step 2: Convert to fraction form
    10,133.91/15,196.95 = 4,865.57/x
  3. Step 3: Cross multiply
    10,133.91x = 15,196.95 × 4,865.57
  4. Step 4: Simplify right side
    10,133.91x = 73,941,805.02
  5. Step 5: Solve for x
    x = 73,941,805.02/10,133.91
  6. Step 6: Final answer
    x = 7,296.47

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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.