Home / 3,177.27-4,767.27-1,535.05

Finding the Fourth Proportional to 3,177.27, 4,767.27 and 1,535.05

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Solution

The fourth proportional to 3,177.27, 4,767.27 and 1,535.05 is: 2,303.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.27 : 4,767.27 = 1,535.05 : x
  2. Step 2: Convert to fraction form
    3,177.27/4,767.27 = 1,535.05/x
  3. Step 3: Cross multiply
    3,177.27x = 4,767.27 × 1,535.05
  4. Step 4: Simplify right side
    3,177.27x = 7,317,973.98
  5. Step 5: Solve for x
    x = 7,317,973.98/3,177.27
  6. Step 6: Final answer
    x = 2,303.23

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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.