Home / 9,090.08-12,541.56-5,552.36

Finding the Fourth Proportional to 9,090.08, 12,541.56 and 5,552.36

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Solution

The fourth proportional to 9,090.08, 12,541.56 and 5,552.36 is: 7,660.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090.08 : 12,541.56 = 5,552.36 : x
  2. Step 2: Convert to fraction form
    9,090.08/12,541.56 = 5,552.36/x
  3. Step 3: Cross multiply
    9,090.08x = 12,541.56 × 5,552.36
  4. Step 4: Simplify right side
    9,090.08x = 69,635,256.08
  5. Step 5: Solve for x
    x = 69,635,256.08/9,090.08
  6. Step 6: Final answer
    x = 7,660.58

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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.