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Finding the Fourth Proportional to 10,896.19, 15,037.01 and 5,928.19

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Solution

The fourth proportional to 10,896.19, 15,037.01 and 5,928.19 is: 8,181.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,896.19 : 15,037.01 = 5,928.19 : x
  2. Step 2: Convert to fraction form
    10,896.19/15,037.01 = 5,928.19/x
  3. Step 3: Cross multiply
    10,896.19x = 15,037.01 × 5,928.19
  4. Step 4: Simplify right side
    10,896.19x = 89,142,207.31
  5. Step 5: Solve for x
    x = 89,142,207.31/10,896.19
  6. Step 6: Final answer
    x = 8,181.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.