Home / 9,788.64-13,504.40-5,596

Finding the Fourth Proportional to 9,788.64, 13,504.40 and 5,596

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Solution

The fourth proportional to 9,788.64, 13,504.40 and 5,596 is: 7,720.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788.64 : 13,504.40 = 5,596 : x
  2. Step 2: Convert to fraction form
    9,788.64/13,504.40 = 5,596/x
  3. Step 3: Cross multiply
    9,788.64x = 13,504.40 × 5,596
  4. Step 4: Simplify right side
    9,788.64x = 75,570,622.40
  5. Step 5: Solve for x
    x = 75,570,622.40/9,788.64
  6. Step 6: Final answer
    x = 7,720.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.