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Finding the Fourth Proportional to 4,567.39, 6,848.42 and 1,790.81

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Solution

The fourth proportional to 4,567.39, 6,848.42 and 1,790.81 is: 2,685.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,567.39 : 6,848.42 = 1,790.81 : x
  2. Step 2: Convert to fraction form
    4,567.39/6,848.42 = 1,790.81/x
  3. Step 3: Cross multiply
    4,567.39x = 6,848.42 × 1,790.81
  4. Step 4: Simplify right side
    4,567.39x = 12,264,189.26
  5. Step 5: Solve for x
    x = 12,264,189.26/4,567.39
  6. Step 6: Final answer
    x = 2,685.17

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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.