Home / 9,766.28-14,647.57-4,763.63

Finding the Fourth Proportional to 9,766.28, 14,647.57 and 4,763.63

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Solution

The fourth proportional to 9,766.28, 14,647.57 and 4,763.63 is: 7,144.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.28 : 14,647.57 = 4,763.63 : x
  2. Step 2: Convert to fraction form
    9,766.28/14,647.57 = 4,763.63/x
  3. Step 3: Cross multiply
    9,766.28x = 14,647.57 × 4,763.63
  4. Step 4: Simplify right side
    9,766.28x = 69,775,628.59
  5. Step 5: Solve for x
    x = 69,775,628.59/9,766.28
  6. Step 6: Final answer
    x = 7,144.54

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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.