Home / 10,392.72-15,596.52-8,396.16

Finding the Fourth Proportional to 10,392.72, 15,596.52 and 8,396.16

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Solution

The fourth proportional to 10,392.72, 15,596.52 and 8,396.16 is: 12,600.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392.72 : 15,596.52 = 8,396.16 : x
  2. Step 2: Convert to fraction form
    10,392.72/15,596.52 = 8,396.16/x
  3. Step 3: Cross multiply
    10,392.72x = 15,596.52 × 8,396.16
  4. Step 4: Simplify right side
    10,392.72x = 130,950,877.36
  5. Step 5: Solve for x
    x = 130,950,877.36/10,392.72
  6. Step 6: Final answer
    x = 12,600.25

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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.