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Finding the Fourth Proportional to 4,888.17, 7,333.74 and 1,769.65

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Solution

The fourth proportional to 4,888.17, 7,333.74 and 1,769.65 is: 2,655.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.17 : 7,333.74 = 1,769.65 : x
  2. Step 2: Convert to fraction form
    4,888.17/7,333.74 = 1,769.65/x
  3. Step 3: Cross multiply
    4,888.17x = 7,333.74 × 1,769.65
  4. Step 4: Simplify right side
    4,888.17x = 12,978,134.66
  5. Step 5: Solve for x
    x = 12,978,134.66/4,888.17
  6. Step 6: Final answer
    x = 2,655.01

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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.