Home / 8,828.90-12,180.44-5,050.05

Finding the Fourth Proportional to 8,828.90, 12,180.44 and 5,050.05

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Solution

The fourth proportional to 8,828.90, 12,180.44 and 5,050.05 is: 6,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.90 : 12,180.44 = 5,050.05 : x
  2. Step 2: Convert to fraction form
    8,828.90/12,180.44 = 5,050.05/x
  3. Step 3: Cross multiply
    8,828.90x = 12,180.44 × 5,050.05
  4. Step 4: Simplify right side
    8,828.90x = 61,511,831.02
  5. Step 5: Solve for x
    x = 61,511,831.02/8,828.90
  6. Step 6: Final answer
    x = 6,967.10

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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.