Home / 7,127.24-10,683.56-3,610.74

Finding the Fourth Proportional to 7,127.24, 10,683.56 and 3,610.74

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Solution

The fourth proportional to 7,127.24, 10,683.56 and 3,610.74 is: 5,412.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127.24 : 10,683.56 = 3,610.74 : x
  2. Step 2: Convert to fraction form
    7,127.24/10,683.56 = 3,610.74/x
  3. Step 3: Cross multiply
    7,127.24x = 10,683.56 × 3,610.74
  4. Step 4: Simplify right side
    7,127.24x = 38,575,557.43
  5. Step 5: Solve for x
    x = 38,575,557.43/7,127.24
  6. Step 6: Final answer
    x = 5,412.41

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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.