Home / 4,211.47-6,317.25-1,579.02

Finding the Fourth Proportional to 4,211.47, 6,317.25 and 1,579.02

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Solution

The fourth proportional to 4,211.47, 6,317.25 and 1,579.02 is: 2,368.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.47 : 6,317.25 = 1,579.02 : x
  2. Step 2: Convert to fraction form
    4,211.47/6,317.25 = 1,579.02/x
  3. Step 3: Cross multiply
    4,211.47x = 6,317.25 × 1,579.02
  4. Step 4: Simplify right side
    4,211.47x = 9,975,064.10
  5. Step 5: Solve for x
    x = 9,975,064.10/4,211.47
  6. Step 6: Final answer
    x = 2,368.55

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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.