Home / 2,421.59-3,627-2,362.66

Finding the Fourth Proportional to 2,421.59, 3,627 and 2,362.66

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Solution

The fourth proportional to 2,421.59, 3,627 and 2,362.66 is: 3,538.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421.59 : 3,627 = 2,362.66 : x
  2. Step 2: Convert to fraction form
    2,421.59/3,627 = 2,362.66/x
  3. Step 3: Cross multiply
    2,421.59x = 3,627 × 2,362.66
  4. Step 4: Simplify right side
    2,421.59x = 8,569,358.75
  5. Step 5: Solve for x
    x = 8,569,358.75/2,421.59
  6. Step 6: Final answer
    x = 3,538.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.