Home / 4,459.18-6,688.66-2,587.86

Finding the Fourth Proportional to 4,459.18, 6,688.66 and 2,587.86

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Solution

The fourth proportional to 4,459.18, 6,688.66 and 2,587.86 is: 3,881.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.18 : 6,688.66 = 2,587.86 : x
  2. Step 2: Convert to fraction form
    4,459.18/6,688.66 = 2,587.86/x
  3. Step 3: Cross multiply
    4,459.18x = 6,688.66 × 2,587.86
  4. Step 4: Simplify right side
    4,459.18x = 17,309,315.67
  5. Step 5: Solve for x
    x = 17,309,315.67/4,459.18
  6. Step 6: Final answer
    x = 3,881.73

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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.