Home / 1,967.08-2,726.26-1,930.18

Finding the Fourth Proportional to 1,967.08, 2,726.26 and 1,930.18

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Solution

The fourth proportional to 1,967.08, 2,726.26 and 1,930.18 is: 2,675.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.08 : 2,726.26 = 1,930.18 : x
  2. Step 2: Convert to fraction form
    1,967.08/2,726.26 = 1,930.18/x
  3. Step 3: Cross multiply
    1,967.08x = 2,726.26 × 1,930.18
  4. Step 4: Simplify right side
    1,967.08x = 5,262,172.53
  5. Step 5: Solve for x
    x = 5,262,172.53/1,967.08
  6. Step 6: Final answer
    x = 2,675.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.