Home / 4,358.68-6,536.80-1,238.44

Finding the Fourth Proportional to 4,358.68, 6,536.80 and 1,238.44

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Solution

The fourth proportional to 4,358.68, 6,536.80 and 1,238.44 is: 1,857.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,358.68 : 6,536.80 = 1,238.44 : x
  2. Step 2: Convert to fraction form
    4,358.68/6,536.80 = 1,238.44/x
  3. Step 3: Cross multiply
    4,358.68x = 6,536.80 × 1,238.44
  4. Step 4: Simplify right side
    4,358.68x = 8,095,434.59
  5. Step 5: Solve for x
    x = 8,095,434.59/4,358.68
  6. Step 6: Final answer
    x = 1,857.31

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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.