Home / 11,299.77-15,596.55-7,529.22

Finding the Fourth Proportional to 11,299.77, 15,596.55 and 7,529.22

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Solution

The fourth proportional to 11,299.77, 15,596.55 and 7,529.22 is: 10,392.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.77 : 15,596.55 = 7,529.22 : x
  2. Step 2: Convert to fraction form
    11,299.77/15,596.55 = 7,529.22/x
  3. Step 3: Cross multiply
    11,299.77x = 15,596.55 × 7,529.22
  4. Step 4: Simplify right side
    11,299.77x = 117,429,856.19
  5. Step 5: Solve for x
    x = 117,429,856.19/11,299.77
  6. Step 6: Final answer
    x = 10,392.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.