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Finding the Fourth Proportional to 9,355.35, 14,027.69 and 7,509.87

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Solution

The fourth proportional to 9,355.35, 14,027.69 and 7,509.87 is: 11,260.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355.35 : 14,027.69 = 7,509.87 : x
  2. Step 2: Convert to fraction form
    9,355.35/14,027.69 = 7,509.87/x
  3. Step 3: Cross multiply
    9,355.35x = 14,027.69 × 7,509.87
  4. Step 4: Simplify right side
    9,355.35x = 105,346,090.75
  5. Step 5: Solve for x
    x = 105,346,090.75/9,355.35
  6. Step 6: Final answer
    x = 11,260.52

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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.