Home / 10,150.88-15,230.08-4,305.92

Finding the Fourth Proportional to 10,150.88, 15,230.08 and 4,305.92

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Solution

The fourth proportional to 10,150.88, 15,230.08 and 4,305.92 is: 6,460.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.88 : 15,230.08 = 4,305.92 : x
  2. Step 2: Convert to fraction form
    10,150.88/15,230.08 = 4,305.92/x
  3. Step 3: Cross multiply
    10,150.88x = 15,230.08 × 4,305.92
  4. Step 4: Simplify right side
    10,150.88x = 65,579,506.07
  5. Step 5: Solve for x
    x = 65,579,506.07/10,150.88
  6. Step 6: Final answer
    x = 6,460.47

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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.