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Finding the Fourth Proportional to 4,673.18, 7,009.62 and 1,899.03

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Solution

The fourth proportional to 4,673.18, 7,009.62 and 1,899.03 is: 2,848.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.18 : 7,009.62 = 1,899.03 : x
  2. Step 2: Convert to fraction form
    4,673.18/7,009.62 = 1,899.03/x
  3. Step 3: Cross multiply
    4,673.18x = 7,009.62 × 1,899.03
  4. Step 4: Simplify right side
    4,673.18x = 13,311,478.67
  5. Step 5: Solve for x
    x = 13,311,478.67/4,673.18
  6. Step 6: Final answer
    x = 2,848.48

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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.