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Finding the Fourth Proportional to 9,607.82, 14,405.04 and 4,918.73

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Solution

The fourth proportional to 9,607.82, 14,405.04 and 4,918.73 is: 7,374.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,607.82 : 14,405.04 = 4,918.73 : x
  2. Step 2: Convert to fraction form
    9,607.82/14,405.04 = 4,918.73/x
  3. Step 3: Cross multiply
    9,607.82x = 14,405.04 × 4,918.73
  4. Step 4: Simplify right side
    9,607.82x = 70,854,430.37
  5. Step 5: Solve for x
    x = 70,854,430.37/9,607.82
  6. Step 6: Final answer
    x = 7,374.67

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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.