Home / 5,068.19-7,589.94-2,870.26

Finding the Fourth Proportional to 5,068.19, 7,589.94 and 2,870.26

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Solution

The fourth proportional to 5,068.19, 7,589.94 and 2,870.26 is: 4,298.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.19 : 7,589.94 = 2,870.26 : x
  2. Step 2: Convert to fraction form
    5,068.19/7,589.94 = 2,870.26/x
  3. Step 3: Cross multiply
    5,068.19x = 7,589.94 × 2,870.26
  4. Step 4: Simplify right side
    5,068.19x = 21,785,071.45
  5. Step 5: Solve for x
    x = 21,785,071.45/5,068.19
  6. Step 6: Final answer
    x = 4,298.39

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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.