Home / 5,611.09-8,393.50-4,612.66

Finding the Fourth Proportional to 5,611.09, 8,393.50 and 4,612.66

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Solution

The fourth proportional to 5,611.09, 8,393.50 and 4,612.66 is: 6,899.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.09 : 8,393.50 = 4,612.66 : x
  2. Step 2: Convert to fraction form
    5,611.09/8,393.50 = 4,612.66/x
  3. Step 3: Cross multiply
    5,611.09x = 8,393.50 × 4,612.66
  4. Step 4: Simplify right side
    5,611.09x = 38,716,361.71
  5. Step 5: Solve for x
    x = 38,716,361.71/5,611.09
  6. Step 6: Final answer
    x = 6,899.97

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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.