Home / 3,030.56-4,549.66-2,890.35

Finding the Fourth Proportional to 3,030.56, 4,549.66 and 2,890.35

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Solution

The fourth proportional to 3,030.56, 4,549.66 and 2,890.35 is: 4,339.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.56 : 4,549.66 = 2,890.35 : x
  2. Step 2: Convert to fraction form
    3,030.56/4,549.66 = 2,890.35/x
  3. Step 3: Cross multiply
    3,030.56x = 4,549.66 × 2,890.35
  4. Step 4: Simplify right side
    3,030.56x = 13,150,109.78
  5. Step 5: Solve for x
    x = 13,150,109.78/3,030.56
  6. Step 6: Final answer
    x = 4,339.17

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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.