Home / 9,055.36-12,496.44-5,076.64

Finding the Fourth Proportional to 9,055.36, 12,496.44 and 5,076.64

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Solution

The fourth proportional to 9,055.36, 12,496.44 and 5,076.64 is: 7,005.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.36 : 12,496.44 = 5,076.64 : x
  2. Step 2: Convert to fraction form
    9,055.36/12,496.44 = 5,076.64/x
  3. Step 3: Cross multiply
    9,055.36x = 12,496.44 × 5,076.64
  4. Step 4: Simplify right side
    9,055.36x = 63,439,927.16
  5. Step 5: Solve for x
    x = 63,439,927.16/9,055.36
  6. Step 6: Final answer
    x = 7,005.79

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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.