Home / 6,859.26-10,275.18-3,156.41

Finding the Fourth Proportional to 6,859.26, 10,275.18 and 3,156.41

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Solution

The fourth proportional to 6,859.26, 10,275.18 and 3,156.41 is: 4,728.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859.26 : 10,275.18 = 3,156.41 : x
  2. Step 2: Convert to fraction form
    6,859.26/10,275.18 = 3,156.41/x
  3. Step 3: Cross multiply
    6,859.26x = 10,275.18 × 3,156.41
  4. Step 4: Simplify right side
    6,859.26x = 32,432,688.79
  5. Step 5: Solve for x
    x = 32,432,688.79/6,859.26
  6. Step 6: Final answer
    x = 4,728.31

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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.