Home / 4,977.26-7,460.40-2,053.96

Finding the Fourth Proportional to 4,977.26, 7,460.40 and 2,053.96

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Solution

The fourth proportional to 4,977.26, 7,460.40 and 2,053.96 is: 3,078.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.26 : 7,460.40 = 2,053.96 : x
  2. Step 2: Convert to fraction form
    4,977.26/7,460.40 = 2,053.96/x
  3. Step 3: Cross multiply
    4,977.26x = 7,460.40 × 2,053.96
  4. Step 4: Simplify right side
    4,977.26x = 15,323,363.18
  5. Step 5: Solve for x
    x = 15,323,363.18/4,977.26
  6. Step 6: Final answer
    x = 3,078.67

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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.