Home / 10,201.17-15,299.74-2,803.72

Finding the Fourth Proportional to 10,201.17, 15,299.74 and 2,803.72

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Solution

The fourth proportional to 10,201.17, 15,299.74 and 2,803.72 is: 4,205.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,201.17 : 15,299.74 = 2,803.72 : x
  2. Step 2: Convert to fraction form
    10,201.17/15,299.74 = 2,803.72/x
  3. Step 3: Cross multiply
    10,201.17x = 15,299.74 × 2,803.72
  4. Step 4: Simplify right side
    10,201.17x = 42,896,187.03
  5. Step 5: Solve for x
    x = 42,896,187.03/10,201.17
  6. Step 6: Final answer
    x = 4,205.03

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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.