Home / 5,087.88-7,618.86-2,484

Finding the Fourth Proportional to 5,087.88, 7,618.86 and 2,484

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Solution

The fourth proportional to 5,087.88, 7,618.86 and 2,484 is: 3,719.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.88 : 7,618.86 = 2,484 : x
  2. Step 2: Convert to fraction form
    5,087.88/7,618.86 = 2,484/x
  3. Step 3: Cross multiply
    5,087.88x = 7,618.86 × 2,484
  4. Step 4: Simplify right side
    5,087.88x = 18,925,248.24
  5. Step 5: Solve for x
    x = 18,925,248.24/5,087.88
  6. Step 6: Final answer
    x = 3,719.67

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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.