Home / 10,194.17-15,288.47-2,796.87

Finding the Fourth Proportional to 10,194.17, 15,288.47 and 2,796.87

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Solution

The fourth proportional to 10,194.17, 15,288.47 and 2,796.87 is: 4,194.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.17 : 15,288.47 = 2,796.87 : x
  2. Step 2: Convert to fraction form
    10,194.17/15,288.47 = 2,796.87/x
  3. Step 3: Cross multiply
    10,194.17x = 15,288.47 × 2,796.87
  4. Step 4: Simplify right side
    10,194.17x = 42,759,870.08
  5. Step 5: Solve for x
    x = 42,759,870.08/10,194.17
  6. Step 6: Final answer
    x = 4,194.54

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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.