Home / 6,090.16-9,135.66-2,140.96

Finding the Fourth Proportional to 6,090.16, 9,135.66 and 2,140.96

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Solution

The fourth proportional to 6,090.16, 9,135.66 and 2,140.96 is: 3,211.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.16 : 9,135.66 = 2,140.96 : x
  2. Step 2: Convert to fraction form
    6,090.16/9,135.66 = 2,140.96/x
  3. Step 3: Cross multiply
    6,090.16x = 9,135.66 × 2,140.96
  4. Step 4: Simplify right side
    6,090.16x = 19,559,082.63
  5. Step 5: Solve for x
    x = 19,559,082.63/6,090.16
  6. Step 6: Final answer
    x = 3,211.59

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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.