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Finding the Fourth Proportional to 10,464, 14,435.24 and 6,930.18

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Solution

The fourth proportional to 10,464, 14,435.24 and 6,930.18 is: 9,560.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,464 : 14,435.24 = 6,930.18 : x
  2. Step 2: Convert to fraction form
    10,464/14,435.24 = 6,930.18/x
  3. Step 3: Cross multiply
    10,464x = 14,435.24 × 6,930.18
  4. Step 4: Simplify right side
    10,464x = 100,038,811.54
  5. Step 5: Solve for x
    x = 100,038,811.54/10,464
  6. Step 6: Final answer
    x = 9,560.28

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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.