Home / 4,386.74-6,579.96-1,099.86

Finding the Fourth Proportional to 4,386.74, 6,579.96 and 1,099.86

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Solution

The fourth proportional to 4,386.74, 6,579.96 and 1,099.86 is: 1,649.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.74 : 6,579.96 = 1,099.86 : x
  2. Step 2: Convert to fraction form
    4,386.74/6,579.96 = 1,099.86/x
  3. Step 3: Cross multiply
    4,386.74x = 6,579.96 × 1,099.86
  4. Step 4: Simplify right side
    4,386.74x = 7,237,034.81
  5. Step 5: Solve for x
    x = 7,237,034.81/4,386.74
  6. Step 6: Final answer
    x = 1,649.75

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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.