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Finding the Fourth Proportional to 9,796.68, 14,688.62 and 3,555.51

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Solution

The fourth proportional to 9,796.68, 14,688.62 and 3,555.51 is: 5,330.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,796.68 : 14,688.62 = 3,555.51 : x
  2. Step 2: Convert to fraction form
    9,796.68/14,688.62 = 3,555.51/x
  3. Step 3: Cross multiply
    9,796.68x = 14,688.62 × 3,555.51
  4. Step 4: Simplify right side
    9,796.68x = 52,225,461.85
  5. Step 5: Solve for x
    x = 52,225,461.85/9,796.68
  6. Step 6: Final answer
    x = 5,330.94

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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.