Home / 6,728.44-10,153.36-6,484.36

Finding the Fourth Proportional to 6,728.44, 10,153.36 and 6,484.36

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Solution

The fourth proportional to 6,728.44, 10,153.36 and 6,484.36 is: 9,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.44 : 10,153.36 = 6,484.36 : x
  2. Step 2: Convert to fraction form
    6,728.44/10,153.36 = 6,484.36/x
  3. Step 3: Cross multiply
    6,728.44x = 10,153.36 × 6,484.36
  4. Step 4: Simplify right side
    6,728.44x = 65,838,041.45
  5. Step 5: Solve for x
    x = 65,838,041.45/6,728.44
  6. Step 6: Final answer
    x = 9,785.04

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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.