Home / 3,785.48-5,221.17-2,606.93

Finding the Fourth Proportional to 3,785.48, 5,221.17 and 2,606.93

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Solution

The fourth proportional to 3,785.48, 5,221.17 and 2,606.93 is: 3,595.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.48 : 5,221.17 = 2,606.93 : x
  2. Step 2: Convert to fraction form
    3,785.48/5,221.17 = 2,606.93/x
  3. Step 3: Cross multiply
    3,785.48x = 5,221.17 × 2,606.93
  4. Step 4: Simplify right side
    3,785.48x = 13,611,211.67
  5. Step 5: Solve for x
    x = 13,611,211.67/3,785.48
  6. Step 6: Final answer
    x = 3,595.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.