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Finding the Fourth Proportional to 9,542, 14,296.32 and 6,622.16

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Solution

The fourth proportional to 9,542, 14,296.32 and 6,622.16 is: 9,921.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,542 : 14,296.32 = 6,622.16 : x
  2. Step 2: Convert to fraction form
    9,542/14,296.32 = 6,622.16/x
  3. Step 3: Cross multiply
    9,542x = 14,296.32 × 6,622.16
  4. Step 4: Simplify right side
    9,542x = 94,672,518.45
  5. Step 5: Solve for x
    x = 94,672,518.45/9,542
  6. Step 6: Final answer
    x = 9,921.66

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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.