Home / 8,054.53-11,117.70-5,222.07

Finding the Fourth Proportional to 8,054.53, 11,117.70 and 5,222.07

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Solution

The fourth proportional to 8,054.53, 11,117.70 and 5,222.07 is: 7,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.53 : 11,117.70 = 5,222.07 : x
  2. Step 2: Convert to fraction form
    8,054.53/11,117.70 = 5,222.07/x
  3. Step 3: Cross multiply
    8,054.53x = 11,117.70 × 5,222.07
  4. Step 4: Simplify right side
    8,054.53x = 58,057,407.64
  5. Step 5: Solve for x
    x = 58,057,407.64/8,054.53
  6. Step 6: Final answer
    x = 7,208.05

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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.