Home / 8,795.32-12,133.14-5,257.60

Finding the Fourth Proportional to 8,795.32, 12,133.14 and 5,257.60

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Solution

The fourth proportional to 8,795.32, 12,133.14 and 5,257.60 is: 7,252.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.32 : 12,133.14 = 5,257.60 : x
  2. Step 2: Convert to fraction form
    8,795.32/12,133.14 = 5,257.60/x
  3. Step 3: Cross multiply
    8,795.32x = 12,133.14 × 5,257.60
  4. Step 4: Simplify right side
    8,795.32x = 63,791,196.86
  5. Step 5: Solve for x
    x = 63,791,196.86/8,795.32
  6. Step 6: Final answer
    x = 7,252.86

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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.