Home / 5,110.24-7,051.92-2,841.50

Finding the Fourth Proportional to 5,110.24, 7,051.92 and 2,841.50

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Solution

The fourth proportional to 5,110.24, 7,051.92 and 2,841.50 is: 3,921.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.24 : 7,051.92 = 2,841.50 : x
  2. Step 2: Convert to fraction form
    5,110.24/7,051.92 = 2,841.50/x
  3. Step 3: Cross multiply
    5,110.24x = 7,051.92 × 2,841.50
  4. Step 4: Simplify right side
    5,110.24x = 20,038,030.68
  5. Step 5: Solve for x
    x = 20,038,030.68/5,110.24
  6. Step 6: Final answer
    x = 3,921.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.