Home / 6,090.10-9,135.15-5,322.10

Finding the Fourth Proportional to 6,090.10, 9,135.15 and 5,322.10

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Solution

The fourth proportional to 6,090.10, 9,135.15 and 5,322.10 is: 7,983.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.10 : 9,135.15 = 5,322.10 : x
  2. Step 2: Convert to fraction form
    6,090.10/9,135.15 = 5,322.10/x
  3. Step 3: Cross multiply
    6,090.10x = 9,135.15 × 5,322.10
  4. Step 4: Simplify right side
    6,090.10x = 48,618,181.82
  5. Step 5: Solve for x
    x = 48,618,181.82/6,090.10
  6. Step 6: Final answer
    x = 7,983.15

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1.5x scale

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.