Home / 6,588.76-9,090.96-3,935.64

Finding the Fourth Proportional to 6,588.76, 9,090.96 and 3,935.64

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Solution

The fourth proportional to 6,588.76, 9,090.96 and 3,935.64 is: 5,430.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,588.76 : 9,090.96 = 3,935.64 : x
  2. Step 2: Convert to fraction form
    6,588.76/9,090.96 = 3,935.64/x
  3. Step 3: Cross multiply
    6,588.76x = 9,090.96 × 3,935.64
  4. Step 4: Simplify right side
    6,588.76x = 35,778,745.81
  5. Step 5: Solve for x
    x = 35,778,745.81/6,588.76
  6. Step 6: Final answer
    x = 5,430.27

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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.