Home / 7,116.36-10,675.17-1,851.36

Finding the Fourth Proportional to 7,116.36, 10,675.17 and 1,851.36

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Solution

The fourth proportional to 7,116.36, 10,675.17 and 1,851.36 is: 2,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116.36 : 10,675.17 = 1,851.36 : x
  2. Step 2: Convert to fraction form
    7,116.36/10,675.17 = 1,851.36/x
  3. Step 3: Cross multiply
    7,116.36x = 10,675.17 × 1,851.36
  4. Step 4: Simplify right side
    7,116.36x = 19,763,582.73
  5. Step 5: Solve for x
    x = 19,763,582.73/7,116.36
  6. Step 6: Final answer
    x = 2,777.20

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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.