Home / 3,356.90-4,636.40-2,235.99

Finding the Fourth Proportional to 3,356.90, 4,636.40 and 2,235.99

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Solution

The fourth proportional to 3,356.90, 4,636.40 and 2,235.99 is: 3,088.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.90 : 4,636.40 = 2,235.99 : x
  2. Step 2: Convert to fraction form
    3,356.90/4,636.40 = 2,235.99/x
  3. Step 3: Cross multiply
    3,356.90x = 4,636.40 × 2,235.99
  4. Step 4: Simplify right side
    3,356.90x = 10,366,944.04
  5. Step 5: Solve for x
    x = 10,366,944.04/3,356.90
  6. Step 6: Final answer
    x = 3,088.25

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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.