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Finding the Fourth Proportional to 6,898.65, 10,334.41 and 4,551.49

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Solution

The fourth proportional to 6,898.65, 10,334.41 and 4,551.49 is: 6,818.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.65 : 10,334.41 = 4,551.49 : x
  2. Step 2: Convert to fraction form
    6,898.65/10,334.41 = 4,551.49/x
  3. Step 3: Cross multiply
    6,898.65x = 10,334.41 × 4,551.49
  4. Step 4: Simplify right side
    6,898.65x = 47,036,963.77
  5. Step 5: Solve for x
    x = 47,036,963.77/6,898.65
  6. Step 6: Final answer
    x = 6,818.29

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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.