Home / 3,243.24-4,475.52-1,845.72

Finding the Fourth Proportional to 3,243.24, 4,475.52 and 1,845.72

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Solution

The fourth proportional to 3,243.24, 4,475.52 and 1,845.72 is: 2,547.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.24 : 4,475.52 = 1,845.72 : x
  2. Step 2: Convert to fraction form
    3,243.24/4,475.52 = 1,845.72/x
  3. Step 3: Cross multiply
    3,243.24x = 4,475.52 × 1,845.72
  4. Step 4: Simplify right side
    3,243.24x = 8,260,556.77
  5. Step 5: Solve for x
    x = 8,260,556.77/3,243.24
  6. Step 6: Final answer
    x = 2,547.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.