Home / 7,371.12-11,045.96-4,730.34

Finding the Fourth Proportional to 7,371.12, 11,045.96 and 4,730.34

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Solution

The fourth proportional to 7,371.12, 11,045.96 and 4,730.34 is: 7,088.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.12 : 11,045.96 = 4,730.34 : x
  2. Step 2: Convert to fraction form
    7,371.12/11,045.96 = 4,730.34/x
  3. Step 3: Cross multiply
    7,371.12x = 11,045.96 × 4,730.34
  4. Step 4: Simplify right side
    7,371.12x = 52,251,146.43
  5. Step 5: Solve for x
    x = 52,251,146.43/7,371.12
  6. Step 6: Final answer
    x = 7,088.63

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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.