Home / 10,434.28-15,660.57-5,507.23

Finding the Fourth Proportional to 10,434.28, 15,660.57 and 5,507.23

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Solution

The fourth proportional to 10,434.28, 15,660.57 and 5,507.23 is: 8,265.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.28 : 15,660.57 = 5,507.23 : x
  2. Step 2: Convert to fraction form
    10,434.28/15,660.57 = 5,507.23/x
  3. Step 3: Cross multiply
    10,434.28x = 15,660.57 × 5,507.23
  4. Step 4: Simplify right side
    10,434.28x = 86,246,360.92
  5. Step 5: Solve for x
    x = 86,246,360.92/10,434.28
  6. Step 6: Final answer
    x = 8,265.67

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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.