Home / 9,789.26-13,509.05-5,598.32

Finding the Fourth Proportional to 9,789.26, 13,509.05 and 5,598.32

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Solution

The fourth proportional to 9,789.26, 13,509.05 and 5,598.32 is: 7,725.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789.26 : 13,509.05 = 5,598.32 : x
  2. Step 2: Convert to fraction form
    9,789.26/13,509.05 = 5,598.32/x
  3. Step 3: Cross multiply
    9,789.26x = 13,509.05 × 5,598.32
  4. Step 4: Simplify right side
    9,789.26x = 75,627,889.26
  5. Step 5: Solve for x
    x = 75,627,889.26/9,789.26
  6. Step 6: Final answer
    x = 7,725.60

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1.5x scale

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.