Home / 1,862.08-2,550.10-1,837.78

Finding the Fourth Proportional to 1,862.08, 2,550.10 and 1,837.78

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Solution

The fourth proportional to 1,862.08, 2,550.10 and 1,837.78 is: 2,516.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862.08 : 2,550.10 = 1,837.78 : x
  2. Step 2: Convert to fraction form
    1,862.08/2,550.10 = 1,837.78/x
  3. Step 3: Cross multiply
    1,862.08x = 2,550.10 × 1,837.78
  4. Step 4: Simplify right side
    1,862.08x = 4,686,522.78
  5. Step 5: Solve for x
    x = 4,686,522.78/1,862.08
  6. Step 6: Final answer
    x = 2,516.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.