Home / 4,386.45-6,579.63-1,099.53

Finding the Fourth Proportional to 4,386.45, 6,579.63 and 1,099.53

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Solution

The fourth proportional to 4,386.45, 6,579.63 and 1,099.53 is: 1,649.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.45 : 6,579.63 = 1,099.53 : x
  2. Step 2: Convert to fraction form
    4,386.45/6,579.63 = 1,099.53/x
  3. Step 3: Cross multiply
    4,386.45x = 6,579.63 × 1,099.53
  4. Step 4: Simplify right side
    4,386.45x = 7,234,500.57
  5. Step 5: Solve for x
    x = 7,234,500.57/4,386.45
  6. Step 6: Final answer
    x = 1,649.28

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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.