Home / 10,434.24-15,651.36-5,816.16

Finding the Fourth Proportional to 10,434.24, 15,651.36 and 5,816.16

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Solution

The fourth proportional to 10,434.24, 15,651.36 and 5,816.16 is: 8,724.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.24 : 15,651.36 = 5,816.16 : x
  2. Step 2: Convert to fraction form
    10,434.24/15,651.36 = 5,816.16/x
  3. Step 3: Cross multiply
    10,434.24x = 15,651.36 × 5,816.16
  4. Step 4: Simplify right side
    10,434.24x = 91,030,813.98
  5. Step 5: Solve for x
    x = 91,030,813.98/10,434.24
  6. Step 6: Final answer
    x = 8,724.24

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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.