Home / 5,929.10-8,178.74-3,803.88

Finding the Fourth Proportional to 5,929.10, 8,178.74 and 3,803.88

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Solution

The fourth proportional to 5,929.10, 8,178.74 and 3,803.88 is: 5,247.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.10 : 8,178.74 = 3,803.88 : x
  2. Step 2: Convert to fraction form
    5,929.10/8,178.74 = 3,803.88/x
  3. Step 3: Cross multiply
    5,929.10x = 8,178.74 × 3,803.88
  4. Step 4: Simplify right side
    5,929.10x = 31,110,945.51
  5. Step 5: Solve for x
    x = 31,110,945.51/5,929.10
  6. Step 6: Final answer
    x = 5,247.16

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