Home / 8,772.46-13,162.53-4,611.49

Finding the Fourth Proportional to 8,772.46, 13,162.53 and 4,611.49

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Solution

The fourth proportional to 8,772.46, 13,162.53 and 4,611.49 is: 6,919.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.46 : 13,162.53 = 4,611.49 : x
  2. Step 2: Convert to fraction form
    8,772.46/13,162.53 = 4,611.49/x
  3. Step 3: Cross multiply
    8,772.46x = 13,162.53 × 4,611.49
  4. Step 4: Simplify right side
    8,772.46x = 60,698,875.47
  5. Step 5: Solve for x
    x = 60,698,875.47/8,772.46
  6. Step 6: Final answer
    x = 6,919.25

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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.