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Finding the Fourth Proportional to 11,017.64, 15,203.62 and 6,541.16

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Solution

The fourth proportional to 11,017.64, 15,203.62 and 6,541.16 is: 9,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.64 : 15,203.62 = 6,541.16 : x
  2. Step 2: Convert to fraction form
    11,017.64/15,203.62 = 6,541.16/x
  3. Step 3: Cross multiply
    11,017.64x = 15,203.62 × 6,541.16
  4. Step 4: Simplify right side
    11,017.64x = 99,449,311.00
  5. Step 5: Solve for x
    x = 99,449,311.00/11,017.64
  6. Step 6: Final answer
    x = 9,026.37

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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.