Home / 4,386.41-6,579.43-1,099.43

Finding the Fourth Proportional to 4,386.41, 6,579.43 and 1,099.43

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Solution

The fourth proportional to 4,386.41, 6,579.43 and 1,099.43 is: 1,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.41 : 6,579.43 = 1,099.43 : x
  2. Step 2: Convert to fraction form
    4,386.41/6,579.43 = 1,099.43/x
  3. Step 3: Cross multiply
    4,386.41x = 6,579.43 × 1,099.43
  4. Step 4: Simplify right side
    4,386.41x = 7,233,622.72
  5. Step 5: Solve for x
    x = 7,233,622.72/4,386.41
  6. Step 6: Final answer
    x = 1,649.10

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1.5x scale

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.