Home / 7,006.25-10,507.58-2,074.74

Finding the Fourth Proportional to 7,006.25, 10,507.58 and 2,074.74

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Solution

The fourth proportional to 7,006.25, 10,507.58 and 2,074.74 is: 3,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.25 : 10,507.58 = 2,074.74 : x
  2. Step 2: Convert to fraction form
    7,006.25/10,507.58 = 2,074.74/x
  3. Step 3: Cross multiply
    7,006.25x = 10,507.58 × 2,074.74
  4. Step 4: Simplify right side
    7,006.25x = 21,800,460.37
  5. Step 5: Solve for x
    x = 21,800,460.37/7,006.25
  6. Step 6: Final answer
    x = 3,111.57

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1.5x scale

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.