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Finding the Fourth Proportional to 9,361.56, 14,038.68 and 4,680.12

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Solution

The fourth proportional to 9,361.56, 14,038.68 and 4,680.12 is: 7,018.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361.56 : 14,038.68 = 4,680.12 : x
  2. Step 2: Convert to fraction form
    9,361.56/14,038.68 = 4,680.12/x
  3. Step 3: Cross multiply
    9,361.56x = 14,038.68 × 4,680.12
  4. Step 4: Simplify right side
    9,361.56x = 65,702,707.04
  5. Step 5: Solve for x
    x = 65,702,707.04/9,361.56
  6. Step 6: Final answer
    x = 7,018.35

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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.