Home / 4,151.09-6,228.30-1,686.10

Finding the Fourth Proportional to 4,151.09, 6,228.30 and 1,686.10

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Solution

The fourth proportional to 4,151.09, 6,228.30 and 1,686.10 is: 2,529.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.09 : 6,228.30 = 1,686.10 : x
  2. Step 2: Convert to fraction form
    4,151.09/6,228.30 = 1,686.10/x
  3. Step 3: Cross multiply
    4,151.09x = 6,228.30 × 1,686.10
  4. Step 4: Simplify right side
    4,151.09x = 10,501,536.63
  5. Step 5: Solve for x
    x = 10,501,536.63/4,151.09
  6. Step 6: Final answer
    x = 2,529.83

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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.