Home / 4,917.48-6,786.54-3,030.30

Finding the Fourth Proportional to 4,917.48, 6,786.54 and 3,030.30

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Solution

The fourth proportional to 4,917.48, 6,786.54 and 3,030.30 is: 4,182.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.48 : 6,786.54 = 3,030.30 : x
  2. Step 2: Convert to fraction form
    4,917.48/6,786.54 = 3,030.30/x
  3. Step 3: Cross multiply
    4,917.48x = 6,786.54 × 3,030.30
  4. Step 4: Simplify right side
    4,917.48x = 20,565,252.16
  5. Step 5: Solve for x
    x = 20,565,252.16/4,917.48
  6. Step 6: Final answer
    x = 4,182.07

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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.