Home / 10,297.55-14,211.52-6,520.32

Finding the Fourth Proportional to 10,297.55, 14,211.52 and 6,520.32

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Solution

The fourth proportional to 10,297.55, 14,211.52 and 6,520.32 is: 8,998.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,297.55 : 14,211.52 = 6,520.32 : x
  2. Step 2: Convert to fraction form
    10,297.55/14,211.52 = 6,520.32/x
  3. Step 3: Cross multiply
    10,297.55x = 14,211.52 × 6,520.32
  4. Step 4: Simplify right side
    10,297.55x = 92,663,641.79
  5. Step 5: Solve for x
    x = 92,663,641.79/10,297.55
  6. Step 6: Final answer
    x = 8,998.61

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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.