Home / 3,624.94-5,002.95-2,298.78

Finding the Fourth Proportional to 3,624.94, 5,002.95 and 2,298.78

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Solution

The fourth proportional to 3,624.94, 5,002.95 and 2,298.78 is: 3,172.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.94 : 5,002.95 = 2,298.78 : x
  2. Step 2: Convert to fraction form
    3,624.94/5,002.95 = 2,298.78/x
  3. Step 3: Cross multiply
    3,624.94x = 5,002.95 × 2,298.78
  4. Step 4: Simplify right side
    3,624.94x = 11,500,681.40
  5. Step 5: Solve for x
    x = 11,500,681.40/3,624.94
  6. Step 6: Final answer
    x = 3,172.65

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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.