Home / 7,578.51-11,370.02-3,883.34

Finding the Fourth Proportional to 7,578.51, 11,370.02 and 3,883.34

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Solution

The fourth proportional to 7,578.51, 11,370.02 and 3,883.34 is: 5,826.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,578.51 : 11,370.02 = 3,883.34 : x
  2. Step 2: Convert to fraction form
    7,578.51/11,370.02 = 3,883.34/x
  3. Step 3: Cross multiply
    7,578.51x = 11,370.02 × 3,883.34
  4. Step 4: Simplify right side
    7,578.51x = 44,153,577.20
  5. Step 5: Solve for x
    x = 44,153,577.20/7,578.51
  6. Step 6: Final answer
    x = 5,826.16

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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.