Home / 10,923.32-16,384.97-2,715.32

Finding the Fourth Proportional to 10,923.32, 16,384.97 and 2,715.32

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Solution

The fourth proportional to 10,923.32, 16,384.97 and 2,715.32 is: 4,072.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,923.32 : 16,384.97 = 2,715.32 : x
  2. Step 2: Convert to fraction form
    10,923.32/16,384.97 = 2,715.32/x
  3. Step 3: Cross multiply
    10,923.32x = 16,384.97 × 2,715.32
  4. Step 4: Simplify right side
    10,923.32x = 44,490,436.74
  5. Step 5: Solve for x
    x = 44,490,436.74/10,923.32
  6. Step 6: Final answer
    x = 4,072.98

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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.