Home / 3,715.89-5,124.65-2,299.35

Finding the Fourth Proportional to 3,715.89, 5,124.65 and 2,299.35

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Solution

The fourth proportional to 3,715.89, 5,124.65 and 2,299.35 is: 3,171.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.89 : 5,124.65 = 2,299.35 : x
  2. Step 2: Convert to fraction form
    3,715.89/5,124.65 = 2,299.35/x
  3. Step 3: Cross multiply
    3,715.89x = 5,124.65 × 2,299.35
  4. Step 4: Simplify right side
    3,715.89x = 11,783,363.98
  5. Step 5: Solve for x
    x = 11,783,363.98/3,715.89
  6. Step 6: Final answer
    x = 3,171.07

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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.