Home / 6,051.24-8,345.70-5,109.21

Finding the Fourth Proportional to 6,051.24, 8,345.70 and 5,109.21

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Solution

The fourth proportional to 6,051.24, 8,345.70 and 5,109.21 is: 7,046.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,051.24 : 8,345.70 = 5,109.21 : x
  2. Step 2: Convert to fraction form
    6,051.24/8,345.70 = 5,109.21/x
  3. Step 3: Cross multiply
    6,051.24x = 8,345.70 × 5,109.21
  4. Step 4: Simplify right side
    6,051.24x = 42,639,933.90
  5. Step 5: Solve for x
    x = 42,639,933.90/6,051.24
  6. Step 6: Final answer
    x = 7,046.48

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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.