Home / 6,356.98-9,509.53-5,125.78

Finding the Fourth Proportional to 6,356.98, 9,509.53 and 5,125.78

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Solution

The fourth proportional to 6,356.98, 9,509.53 and 5,125.78 is: 7,667.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,356.98 : 9,509.53 = 5,125.78 : x
  2. Step 2: Convert to fraction form
    6,356.98/9,509.53 = 5,125.78/x
  3. Step 3: Cross multiply
    6,356.98x = 9,509.53 × 5,125.78
  4. Step 4: Simplify right side
    6,356.98x = 48,743,758.68
  5. Step 5: Solve for x
    x = 48,743,758.68/6,356.98
  6. Step 6: Final answer
    x = 7,667.75

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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.