Home / 4,611.57-6,917.40-1,324.69

Finding the Fourth Proportional to 4,611.57, 6,917.40 and 1,324.69

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Solution

The fourth proportional to 4,611.57, 6,917.40 and 1,324.69 is: 1,987.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.57 : 6,917.40 = 1,324.69 : x
  2. Step 2: Convert to fraction form
    4,611.57/6,917.40 = 1,324.69/x
  3. Step 3: Cross multiply
    4,611.57x = 6,917.40 × 1,324.69
  4. Step 4: Simplify right side
    4,611.57x = 9,163,393.31
  5. Step 5: Solve for x
    x = 9,163,393.31/4,611.57
  6. Step 6: Final answer
    x = 1,987.05

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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.