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Finding the Fourth Proportional to 9,653.72, 14,483.51 and 4,722.64

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Solution

The fourth proportional to 9,653.72, 14,483.51 and 4,722.64 is: 7,085.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,653.72 : 14,483.51 = 4,722.64 : x
  2. Step 2: Convert to fraction form
    9,653.72/14,483.51 = 4,722.64/x
  3. Step 3: Cross multiply
    9,653.72x = 14,483.51 × 4,722.64
  4. Step 4: Simplify right side
    9,653.72x = 68,400,361.55
  5. Step 5: Solve for x
    x = 68,400,361.55/9,653.72
  6. Step 6: Final answer
    x = 7,085.39

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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.