Home / 5,646.21-8,462.19-2,873.58

Finding the Fourth Proportional to 5,646.21, 8,462.19 and 2,873.58

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Solution

The fourth proportional to 5,646.21, 8,462.19 and 2,873.58 is: 4,306.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,646.21 : 8,462.19 = 2,873.58 : x
  2. Step 2: Convert to fraction form
    5,646.21/8,462.19 = 2,873.58/x
  3. Step 3: Cross multiply
    5,646.21x = 8,462.19 × 2,873.58
  4. Step 4: Simplify right side
    5,646.21x = 24,316,779.94
  5. Step 5: Solve for x
    x = 24,316,779.94/5,646.21
  6. Step 6: Final answer
    x = 4,306.74

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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.