Home / 2,486.07-3,429.51-1,895.58

Finding the Fourth Proportional to 2,486.07, 3,429.51 and 1,895.58

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Solution

The fourth proportional to 2,486.07, 3,429.51 and 1,895.58 is: 2,614.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.07 : 3,429.51 = 1,895.58 : x
  2. Step 2: Convert to fraction form
    2,486.07/3,429.51 = 1,895.58/x
  3. Step 3: Cross multiply
    2,486.07x = 3,429.51 × 1,895.58
  4. Step 4: Simplify right side
    2,486.07x = 6,500,883.94
  5. Step 5: Solve for x
    x = 6,500,883.94/2,486.07
  6. Step 6: Final answer
    x = 2,614.93

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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.