Home / 1,904.22-2,624.94-1,682.82

Finding the Fourth Proportional to 1,904.22, 2,624.94 and 1,682.82

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Solution

The fourth proportional to 1,904.22, 2,624.94 and 1,682.82 is: 2,319.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.22 : 2,624.94 = 1,682.82 : x
  2. Step 2: Convert to fraction form
    1,904.22/2,624.94 = 1,682.82/x
  3. Step 3: Cross multiply
    1,904.22x = 2,624.94 × 1,682.82
  4. Step 4: Simplify right side
    1,904.22x = 4,417,301.53
  5. Step 5: Solve for x
    x = 4,417,301.53/1,904.22
  6. Step 6: Final answer
    x = 2,319.74

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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.