Home / 6,475.10-9,710.57-2,091.54

Finding the Fourth Proportional to 6,475.10, 9,710.57 and 2,091.54

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Solution

The fourth proportional to 6,475.10, 9,710.57 and 2,091.54 is: 3,136.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475.10 : 9,710.57 = 2,091.54 : x
  2. Step 2: Convert to fraction form
    6,475.10/9,710.57 = 2,091.54/x
  3. Step 3: Cross multiply
    6,475.10x = 9,710.57 × 2,091.54
  4. Step 4: Simplify right side
    6,475.10x = 20,310,045.58
  5. Step 5: Solve for x
    x = 20,310,045.58/6,475.10
  6. Step 6: Final answer
    x = 3,136.64

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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.