Home / 6,020.88-9,030.48-2,124.78

Finding the Fourth Proportional to 6,020.88, 9,030.48 and 2,124.78

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Solution

The fourth proportional to 6,020.88, 9,030.48 and 2,124.78 is: 3,186.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,020.88 : 9,030.48 = 2,124.78 : x
  2. Step 2: Convert to fraction form
    6,020.88/9,030.48 = 2,124.78/x
  3. Step 3: Cross multiply
    6,020.88x = 9,030.48 × 2,124.78
  4. Step 4: Simplify right side
    6,020.88x = 19,187,783.29
  5. Step 5: Solve for x
    x = 19,187,783.29/6,020.88
  6. Step 6: Final answer
    x = 3,186.87

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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.