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Finding the Fourth Proportional to 9,404.40, 14,095.64 and 7,557.60

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Solution

The fourth proportional to 9,404.40, 14,095.64 and 7,557.60 is: 11,327.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,404.40 : 14,095.64 = 7,557.60 : x
  2. Step 2: Convert to fraction form
    9,404.40/14,095.64 = 7,557.60/x
  3. Step 3: Cross multiply
    9,404.40x = 14,095.64 × 7,557.60
  4. Step 4: Simplify right side
    9,404.40x = 106,529,208.86
  5. Step 5: Solve for x
    x = 106,529,208.86/9,404.40
  6. Step 6: Final answer
    x = 11,327.59

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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.