Home / 6,878.19-10,316.37-1,948.26

Finding the Fourth Proportional to 6,878.19, 10,316.37 and 1,948.26

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Solution

The fourth proportional to 6,878.19, 10,316.37 and 1,948.26 is: 2,922.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878.19 : 10,316.37 = 1,948.26 : x
  2. Step 2: Convert to fraction form
    6,878.19/10,316.37 = 1,948.26/x
  3. Step 3: Cross multiply
    6,878.19x = 10,316.37 × 1,948.26
  4. Step 4: Simplify right side
    6,878.19x = 20,098,971.02
  5. Step 5: Solve for x
    x = 20,098,971.02/6,878.19
  6. Step 6: Final answer
    x = 2,922.13

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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.