Home / 10,015.64-15,007.26-6,108.20

Finding the Fourth Proportional to 10,015.64, 15,007.26 and 6,108.20

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Solution

The fourth proportional to 10,015.64, 15,007.26 and 6,108.20 is: 9,152.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.64 : 15,007.26 = 6,108.20 : x
  2. Step 2: Convert to fraction form
    10,015.64/15,007.26 = 6,108.20/x
  3. Step 3: Cross multiply
    10,015.64x = 15,007.26 × 6,108.20
  4. Step 4: Simplify right side
    10,015.64x = 91,667,345.53
  5. Step 5: Solve for x
    x = 91,667,345.53/10,015.64
  6. Step 6: Final answer
    x = 9,152.42

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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.