Home / 4,340.65-5,990.10-2,351.21

Finding the Fourth Proportional to 4,340.65, 5,990.10 and 2,351.21

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Solution

The fourth proportional to 4,340.65, 5,990.10 and 2,351.21 is: 3,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.65 : 5,990.10 = 2,351.21 : x
  2. Step 2: Convert to fraction form
    4,340.65/5,990.10 = 2,351.21/x
  3. Step 3: Cross multiply
    4,340.65x = 5,990.10 × 2,351.21
  4. Step 4: Simplify right side
    4,340.65x = 14,083,983.02
  5. Step 5: Solve for x
    x = 14,083,983.02/4,340.65
  6. Step 6: Final answer
    x = 3,244.67

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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.