Home / 5,054.90-6,975.66-2,816.77

Finding the Fourth Proportional to 5,054.90, 6,975.66 and 2,816.77

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Solution

The fourth proportional to 5,054.90, 6,975.66 and 2,816.77 is: 3,887.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.90 : 6,975.66 = 2,816.77 : x
  2. Step 2: Convert to fraction form
    5,054.90/6,975.66 = 2,816.77/x
  3. Step 3: Cross multiply
    5,054.90x = 6,975.66 × 2,816.77
  4. Step 4: Simplify right side
    5,054.90x = 19,648,829.82
  5. Step 5: Solve for x
    x = 19,648,829.82/5,054.90
  6. Step 6: Final answer
    x = 3,887.09

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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.