Home / 3,030.96-4,549.62-2,686.50

Finding the Fourth Proportional to 3,030.96, 4,549.62 and 2,686.50

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Solution

The fourth proportional to 3,030.96, 4,549.62 and 2,686.50 is: 4,032.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.96 : 4,549.62 = 2,686.50 : x
  2. Step 2: Convert to fraction form
    3,030.96/4,549.62 = 2,686.50/x
  3. Step 3: Cross multiply
    3,030.96x = 4,549.62 × 2,686.50
  4. Step 4: Simplify right side
    3,030.96x = 12,222,554.13
  5. Step 5: Solve for x
    x = 12,222,554.13/3,030.96
  6. Step 6: Final answer
    x = 4,032.57

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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.