Home / 9,051.60-13,572.48-2,809.92

Finding the Fourth Proportional to 9,051.60, 13,572.48 and 2,809.92

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Solution

The fourth proportional to 9,051.60, 13,572.48 and 2,809.92 is: 4,213.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.60 : 13,572.48 = 2,809.92 : x
  2. Step 2: Convert to fraction form
    9,051.60/13,572.48 = 2,809.92/x
  3. Step 3: Cross multiply
    9,051.60x = 13,572.48 × 2,809.92
  4. Step 4: Simplify right side
    9,051.60x = 38,137,583.00
  5. Step 5: Solve for x
    x = 38,137,583.00/9,051.60
  6. Step 6: Final answer
    x = 4,213.35

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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.