Home / 10,658.16-14,706.72-6,181.56

Finding the Fourth Proportional to 10,658.16, 14,706.72 and 6,181.56

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Solution

The fourth proportional to 10,658.16, 14,706.72 and 6,181.56 is: 8,529.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,658.16 : 14,706.72 = 6,181.56 : x
  2. Step 2: Convert to fraction form
    10,658.16/14,706.72 = 6,181.56/x
  3. Step 3: Cross multiply
    10,658.16x = 14,706.72 × 6,181.56
  4. Step 4: Simplify right side
    10,658.16x = 90,910,472.08
  5. Step 5: Solve for x
    x = 90,910,472.08/10,658.16
  6. Step 6: Final answer
    x = 8,529.66

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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.