Home / 3,251.61-4,487.36-2,307.74

Finding the Fourth Proportional to 3,251.61, 4,487.36 and 2,307.74

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Solution

The fourth proportional to 3,251.61, 4,487.36 and 2,307.74 is: 3,184.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.61 : 4,487.36 = 2,307.74 : x
  2. Step 2: Convert to fraction form
    3,251.61/4,487.36 = 2,307.74/x
  3. Step 3: Cross multiply
    3,251.61x = 4,487.36 × 2,307.74
  4. Step 4: Simplify right side
    3,251.61x = 10,355,626.19
  5. Step 5: Solve for x
    x = 10,355,626.19/3,251.61
  6. Step 6: Final answer
    x = 3,184.77

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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.