Home / 3,177.66-4,767.03-1,535.25

Finding the Fourth Proportional to 3,177.66, 4,767.03 and 1,535.25

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Solution

The fourth proportional to 3,177.66, 4,767.03 and 1,535.25 is: 2,303.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.66 : 4,767.03 = 1,535.25 : x
  2. Step 2: Convert to fraction form
    3,177.66/4,767.03 = 1,535.25/x
  3. Step 3: Cross multiply
    3,177.66x = 4,767.03 × 1,535.25
  4. Step 4: Simplify right side
    3,177.66x = 7,318,582.81
  5. Step 5: Solve for x
    x = 7,318,582.81/3,177.66
  6. Step 6: Final answer
    x = 2,303.14

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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.