Home / 4,568.90-6,305.51-2,890.37

Finding the Fourth Proportional to 4,568.90, 6,305.51 and 2,890.37

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Solution

The fourth proportional to 4,568.90, 6,305.51 and 2,890.37 is: 3,988.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,568.90 : 6,305.51 = 2,890.37 : x
  2. Step 2: Convert to fraction form
    4,568.90/6,305.51 = 2,890.37/x
  3. Step 3: Cross multiply
    4,568.90x = 6,305.51 × 2,890.37
  4. Step 4: Simplify right side
    4,568.90x = 18,225,279.93
  5. Step 5: Solve for x
    x = 18,225,279.93/4,568.90
  6. Step 6: Final answer
    x = 3,988.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.