Home / 6,991.04-10,534.36-5,785.04

Finding the Fourth Proportional to 6,991.04, 10,534.36 and 5,785.04

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Solution

The fourth proportional to 6,991.04, 10,534.36 and 5,785.04 is: 8,717.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,991.04 : 10,534.36 = 5,785.04 : x
  2. Step 2: Convert to fraction form
    6,991.04/10,534.36 = 5,785.04/x
  3. Step 3: Cross multiply
    6,991.04x = 10,534.36 × 5,785.04
  4. Step 4: Simplify right side
    6,991.04x = 60,941,693.97
  5. Step 5: Solve for x
    x = 60,941,693.97/6,991.04
  6. Step 6: Final answer
    x = 8,717.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.