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Finding the Fourth Proportional to 9,624.78, 14,444.73 and 4,944.60

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Solution

The fourth proportional to 9,624.78, 14,444.73 and 4,944.60 is: 7,420.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,624.78 : 14,444.73 = 4,944.60 : x
  2. Step 2: Convert to fraction form
    9,624.78/14,444.73 = 4,944.60/x
  3. Step 3: Cross multiply
    9,624.78x = 14,444.73 × 4,944.60
  4. Step 4: Simplify right side
    9,624.78x = 71,423,411.96
  5. Step 5: Solve for x
    x = 71,423,411.96/9,624.78
  6. Step 6: Final answer
    x = 7,420.78

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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.