Home / 4,556.84-6,831.78-1,783.10

Finding the Fourth Proportional to 4,556.84, 6,831.78 and 1,783.10

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Solution

The fourth proportional to 4,556.84, 6,831.78 and 1,783.10 is: 2,673.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,556.84 : 6,831.78 = 1,783.10 : x
  2. Step 2: Convert to fraction form
    4,556.84/6,831.78 = 1,783.10/x
  3. Step 3: Cross multiply
    4,556.84x = 6,831.78 × 1,783.10
  4. Step 4: Simplify right side
    4,556.84x = 12,181,746.92
  5. Step 5: Solve for x
    x = 12,181,746.92/4,556.84
  6. Step 6: Final answer
    x = 2,673.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.