Home / 4,289.36-6,436.23-3,249.01

Finding the Fourth Proportional to 4,289.36, 6,436.23 and 3,249.01

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Solution

The fourth proportional to 4,289.36, 6,436.23 and 3,249.01 is: 4,875.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.36 : 6,436.23 = 3,249.01 : x
  2. Step 2: Convert to fraction form
    4,289.36/6,436.23 = 3,249.01/x
  3. Step 3: Cross multiply
    4,289.36x = 6,436.23 × 3,249.01
  4. Step 4: Simplify right side
    4,289.36x = 20,911,398.91
  5. Step 5: Solve for x
    x = 20,911,398.91/4,289.36
  6. Step 6: Final answer
    x = 4,875.18

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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.