Home / 3,353.40-4,624.68-2,290.68

Finding the Fourth Proportional to 3,353.40, 4,624.68 and 2,290.68

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Solution

The fourth proportional to 3,353.40, 4,624.68 and 2,290.68 is: 3,159.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.40 : 4,624.68 = 2,290.68 : x
  2. Step 2: Convert to fraction form
    3,353.40/4,624.68 = 2,290.68/x
  3. Step 3: Cross multiply
    3,353.40x = 4,624.68 × 2,290.68
  4. Step 4: Simplify right side
    3,353.40x = 10,593,661.98
  5. Step 5: Solve for x
    x = 10,593,661.98/3,353.40
  6. Step 6: Final answer
    x = 3,159.08

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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.