Home / 6,851.14-10,278.73-2,900.36

Finding the Fourth Proportional to 6,851.14, 10,278.73 and 2,900.36

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Solution

The fourth proportional to 6,851.14, 10,278.73 and 2,900.36 is: 4,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,851.14 : 10,278.73 = 2,900.36 : x
  2. Step 2: Convert to fraction form
    6,851.14/10,278.73 = 2,900.36/x
  3. Step 3: Cross multiply
    6,851.14x = 10,278.73 × 2,900.36
  4. Step 4: Simplify right side
    6,851.14x = 29,812,017.34
  5. Step 5: Solve for x
    x = 29,812,017.34/6,851.14
  6. Step 6: Final answer
    x = 4,351.40

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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.