Home / 5,881.24-8,822.22-1,985.32

Finding the Fourth Proportional to 5,881.24, 8,822.22 and 1,985.32

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Solution

The fourth proportional to 5,881.24, 8,822.22 and 1,985.32 is: 2,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.24 : 8,822.22 = 1,985.32 : x
  2. Step 2: Convert to fraction form
    5,881.24/8,822.22 = 1,985.32/x
  3. Step 3: Cross multiply
    5,881.24x = 8,822.22 × 1,985.32
  4. Step 4: Simplify right side
    5,881.24x = 17,514,929.81
  5. Step 5: Solve for x
    x = 17,514,929.81/5,881.24
  6. Step 6: Final answer
    x = 2,978.10

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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.