Home / 6,948.78-10,427.01-2,569.11

Finding the Fourth Proportional to 6,948.78, 10,427.01 and 2,569.11

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Solution

The fourth proportional to 6,948.78, 10,427.01 and 2,569.11 is: 3,855.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,948.78 : 10,427.01 = 2,569.11 : x
  2. Step 2: Convert to fraction form
    6,948.78/10,427.01 = 2,569.11/x
  3. Step 3: Cross multiply
    6,948.78x = 10,427.01 × 2,569.11
  4. Step 4: Simplify right side
    6,948.78x = 26,788,083.53
  5. Step 5: Solve for x
    x = 26,788,083.53/6,948.78
  6. Step 6: Final answer
    x = 3,855.08

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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.