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Finding the Fourth Proportional to 9,165.16, 13,750.04 and 5,004.06

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Solution

The fourth proportional to 9,165.16, 13,750.04 and 5,004.06 is: 7,507.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.16 : 13,750.04 = 5,004.06 : x
  2. Step 2: Convert to fraction form
    9,165.16/13,750.04 = 5,004.06/x
  3. Step 3: Cross multiply
    9,165.16x = 13,750.04 × 5,004.06
  4. Step 4: Simplify right side
    9,165.16x = 68,806,025.16
  5. Step 5: Solve for x
    x = 68,806,025.16/9,165.16
  6. Step 6: Final answer
    x = 7,507.35

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1.5x scale

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.