Home / 6,235.30-9,351.10-5,136.94

Finding the Fourth Proportional to 6,235.30, 9,351.10 and 5,136.94

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Solution

The fourth proportional to 6,235.30, 9,351.10 and 5,136.94 is: 7,703.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.30 : 9,351.10 = 5,136.94 : x
  2. Step 2: Convert to fraction form
    6,235.30/9,351.10 = 5,136.94/x
  3. Step 3: Cross multiply
    6,235.30x = 9,351.10 × 5,136.94
  4. Step 4: Simplify right side
    6,235.30x = 48,036,039.63
  5. Step 5: Solve for x
    x = 48,036,039.63/6,235.30
  6. Step 6: Final answer
    x = 7,703.89

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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.