Home / 4,828.05-6,663.14-2,939.18

Finding the Fourth Proportional to 4,828.05, 6,663.14 and 2,939.18

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Solution

The fourth proportional to 4,828.05, 6,663.14 and 2,939.18 is: 4,056.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.05 : 6,663.14 = 2,939.18 : x
  2. Step 2: Convert to fraction form
    4,828.05/6,663.14 = 2,939.18/x
  3. Step 3: Cross multiply
    4,828.05x = 6,663.14 × 2,939.18
  4. Step 4: Simplify right side
    4,828.05x = 19,584,119.81
  5. Step 5: Solve for x
    x = 19,584,119.81/4,828.05
  6. Step 6: Final answer
    x = 4,056.32

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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.