Home / 3,435.77-4,740.57-1,943.36

Finding the Fourth Proportional to 3,435.77, 4,740.57 and 1,943.36

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Solution

The fourth proportional to 3,435.77, 4,740.57 and 1,943.36 is: 2,681.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.77 : 4,740.57 = 1,943.36 : x
  2. Step 2: Convert to fraction form
    3,435.77/4,740.57 = 1,943.36/x
  3. Step 3: Cross multiply
    3,435.77x = 4,740.57 × 1,943.36
  4. Step 4: Simplify right side
    3,435.77x = 9,212,600.70
  5. Step 5: Solve for x
    x = 9,212,600.70/3,435.77
  6. Step 6: Final answer
    x = 2,681.38

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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.