Home / 6,090.12-8,389.98-5,020.92

Finding the Fourth Proportional to 6,090.12, 8,389.98 and 5,020.92

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Solution

The fourth proportional to 6,090.12, 8,389.98 and 5,020.92 is: 6,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.12 : 8,389.98 = 5,020.92 : x
  2. Step 2: Convert to fraction form
    6,090.12/8,389.98 = 5,020.92/x
  3. Step 3: Cross multiply
    6,090.12x = 8,389.98 × 5,020.92
  4. Step 4: Simplify right side
    6,090.12x = 42,125,418.38
  5. Step 5: Solve for x
    x = 42,125,418.38/6,090.12
  6. Step 6: Final answer
    x = 6,917.01

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Double scale
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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.