Home / 7,752.03-10,697.70-4,215.23

Finding the Fourth Proportional to 7,752.03, 10,697.70 and 4,215.23

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Solution

The fourth proportional to 7,752.03, 10,697.70 and 4,215.23 is: 5,816.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752.03 : 10,697.70 = 4,215.23 : x
  2. Step 2: Convert to fraction form
    7,752.03/10,697.70 = 4,215.23/x
  3. Step 3: Cross multiply
    7,752.03x = 10,697.70 × 4,215.23
  4. Step 4: Simplify right side
    7,752.03x = 45,093,265.97
  5. Step 5: Solve for x
    x = 45,093,265.97/7,752.03
  6. Step 6: Final answer
    x = 5,816.96

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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.