Home / 3,132.36-4,699.14-1,572.71

Finding the Fourth Proportional to 3,132.36, 4,699.14 and 1,572.71

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Solution

The fourth proportional to 3,132.36, 4,699.14 and 1,572.71 is: 2,359.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.36 : 4,699.14 = 1,572.71 : x
  2. Step 2: Convert to fraction form
    3,132.36/4,699.14 = 1,572.71/x
  3. Step 3: Cross multiply
    3,132.36x = 4,699.14 × 1,572.71
  4. Step 4: Simplify right side
    3,132.36x = 7,390,360.97
  5. Step 5: Solve for x
    x = 7,390,360.97/3,132.36
  6. Step 6: Final answer
    x = 2,359.36

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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.