Home / 10,022.88-15,037.77-4,480.05

Finding the Fourth Proportional to 10,022.88, 15,037.77 and 4,480.05

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Solution

The fourth proportional to 10,022.88, 15,037.77 and 4,480.05 is: 6,721.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022.88 : 15,037.77 = 4,480.05 : x
  2. Step 2: Convert to fraction form
    10,022.88/15,037.77 = 4,480.05/x
  3. Step 3: Cross multiply
    10,022.88x = 15,037.77 × 4,480.05
  4. Step 4: Simplify right side
    10,022.88x = 67,369,961.49
  5. Step 5: Solve for x
    x = 67,369,961.49/10,022.88
  6. Step 6: Final answer
    x = 6,721.62

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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.