Home / 7,531.25-10,396.74-5,295.03

Finding the Fourth Proportional to 7,531.25, 10,396.74 and 5,295.03

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Solution

The fourth proportional to 7,531.25, 10,396.74 and 5,295.03 is: 7,309.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.25 : 10,396.74 = 5,295.03 : x
  2. Step 2: Convert to fraction form
    7,531.25/10,396.74 = 5,295.03/x
  3. Step 3: Cross multiply
    7,531.25x = 10,396.74 × 5,295.03
  4. Step 4: Simplify right side
    7,531.25x = 55,051,050.20
  5. Step 5: Solve for x
    x = 55,051,050.20/7,531.25
  6. Step 6: Final answer
    x = 7,309.69

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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.