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Finding the Fourth Proportional to 9,695.76, 14,544.99 and 4,765.59

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Solution

The fourth proportional to 9,695.76, 14,544.99 and 4,765.59 is: 7,149.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,695.76 : 14,544.99 = 4,765.59 : x
  2. Step 2: Convert to fraction form
    9,695.76/14,544.99 = 4,765.59/x
  3. Step 3: Cross multiply
    9,695.76x = 14,544.99 × 4,765.59
  4. Step 4: Simplify right side
    9,695.76x = 69,315,458.89
  5. Step 5: Solve for x
    x = 69,315,458.89/9,695.76
  6. Step 6: Final answer
    x = 7,149.05

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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.