Home / 10,293.28-15,425.56-5,786.32

Finding the Fourth Proportional to 10,293.28, 15,425.56 and 5,786.32

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Solution

The fourth proportional to 10,293.28, 15,425.56 and 5,786.32 is: 8,671.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,293.28 : 15,425.56 = 5,786.32 : x
  2. Step 2: Convert to fraction form
    10,293.28/15,425.56 = 5,786.32/x
  3. Step 3: Cross multiply
    10,293.28x = 15,425.56 × 5,786.32
  4. Step 4: Simplify right side
    10,293.28x = 89,257,226.34
  5. Step 5: Solve for x
    x = 89,257,226.34/10,293.28
  6. Step 6: Final answer
    x = 8,671.41

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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.