Home / 4,914.54-6,782.20-2,927.14

Finding the Fourth Proportional to 4,914.54, 6,782.20 and 2,927.14

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Solution

The fourth proportional to 4,914.54, 6,782.20 and 2,927.14 is: 4,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.54 : 6,782.20 = 2,927.14 : x
  2. Step 2: Convert to fraction form
    4,914.54/6,782.20 = 2,927.14/x
  3. Step 3: Cross multiply
    4,914.54x = 6,782.20 × 2,927.14
  4. Step 4: Simplify right side
    4,914.54x = 19,852,424.63
  5. Step 5: Solve for x
    x = 19,852,424.63/4,914.54
  6. Step 6: Final answer
    x = 4,039.53

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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.