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Finding the Fourth Proportional to 9,359.64, 14,039.60 and 2,339.64

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Solution

The fourth proportional to 9,359.64, 14,039.60 and 2,339.64 is: 3,509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359.64 : 14,039.60 = 2,339.64 : x
  2. Step 2: Convert to fraction form
    9,359.64/14,039.60 = 2,339.64/x
  3. Step 3: Cross multiply
    9,359.64x = 14,039.60 × 2,339.64
  4. Step 4: Simplify right side
    9,359.64x = 32,847,598.05
  5. Step 5: Solve for x
    x = 32,847,598.05/9,359.64
  6. Step 6: Final answer
    x = 3,509.49

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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.