Home / 8,018.18-11,068.80-4,660.28

Finding the Fourth Proportional to 8,018.18, 11,068.80 and 4,660.28

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Solution

The fourth proportional to 8,018.18, 11,068.80 and 4,660.28 is: 6,433.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.18 : 11,068.80 = 4,660.28 : x
  2. Step 2: Convert to fraction form
    8,018.18/11,068.80 = 4,660.28/x
  3. Step 3: Cross multiply
    8,018.18x = 11,068.80 × 4,660.28
  4. Step 4: Simplify right side
    8,018.18x = 51,583,707.26
  5. Step 5: Solve for x
    x = 51,583,707.26/8,018.18
  6. Step 6: Final answer
    x = 6,433.34

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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.