Home / 3,436.36-4,742.14-1,864.44

Finding the Fourth Proportional to 3,436.36, 4,742.14 and 1,864.44

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Solution

The fourth proportional to 3,436.36, 4,742.14 and 1,864.44 is: 2,572.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.36 : 4,742.14 = 1,864.44 : x
  2. Step 2: Convert to fraction form
    3,436.36/4,742.14 = 1,864.44/x
  3. Step 3: Cross multiply
    3,436.36x = 4,742.14 × 1,864.44
  4. Step 4: Simplify right side
    3,436.36x = 8,841,435.50
  5. Step 5: Solve for x
    x = 8,841,435.50/3,436.36
  6. Step 6: Final answer
    x = 2,572.91

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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.