Home / 6,189.09-9,287.69-2,490.63

Finding the Fourth Proportional to 6,189.09, 9,287.69 and 2,490.63

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Solution

The fourth proportional to 6,189.09, 9,287.69 and 2,490.63 is: 3,737.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.09 : 9,287.69 = 2,490.63 : x
  2. Step 2: Convert to fraction form
    6,189.09/9,287.69 = 2,490.63/x
  3. Step 3: Cross multiply
    6,189.09x = 9,287.69 × 2,490.63
  4. Step 4: Simplify right side
    6,189.09x = 23,132,186.89
  5. Step 5: Solve for x
    x = 23,132,186.89/6,189.09
  6. Step 6: Final answer
    x = 3,737.57

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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.