Home / 9,106.08-13,662.40-4,725.60

Finding the Fourth Proportional to 9,106.08, 13,662.40 and 4,725.60

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Solution

The fourth proportional to 9,106.08, 13,662.40 and 4,725.60 is: 7,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106.08 : 13,662.40 = 4,725.60 : x
  2. Step 2: Convert to fraction form
    9,106.08/13,662.40 = 4,725.60/x
  3. Step 3: Cross multiply
    9,106.08x = 13,662.40 × 4,725.60
  4. Step 4: Simplify right side
    9,106.08x = 64,563,037.44
  5. Step 5: Solve for x
    x = 64,563,037.44/9,106.08
  6. Step 6: Final answer
    x = 7,090.10

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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.