Home / 4,128.24-6,193.38-1,206.53

Finding the Fourth Proportional to 4,128.24, 6,193.38 and 1,206.53

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Solution

The fourth proportional to 4,128.24, 6,193.38 and 1,206.53 is: 1,810.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.24 : 6,193.38 = 1,206.53 : x
  2. Step 2: Convert to fraction form
    4,128.24/6,193.38 = 1,206.53/x
  3. Step 3: Cross multiply
    4,128.24x = 6,193.38 × 1,206.53
  4. Step 4: Simplify right side
    4,128.24x = 7,472,498.77
  5. Step 5: Solve for x
    x = 7,472,498.77/4,128.24
  6. Step 6: Final answer
    x = 1,810.09

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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.