Home / 7,660.02-10,561.14-5,003.22

Finding the Fourth Proportional to 7,660.02, 10,561.14 and 5,003.22

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Solution

The fourth proportional to 7,660.02, 10,561.14 and 5,003.22 is: 6,898.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.02 : 10,561.14 = 5,003.22 : x
  2. Step 2: Convert to fraction form
    7,660.02/10,561.14 = 5,003.22/x
  3. Step 3: Cross multiply
    7,660.02x = 10,561.14 × 5,003.22
  4. Step 4: Simplify right side
    7,660.02x = 52,839,706.87
  5. Step 5: Solve for x
    x = 52,839,706.87/7,660.02
  6. Step 6: Final answer
    x = 6,898.12

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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.