Home / 4,020.37-6,029.61-1,247.07

Finding the Fourth Proportional to 4,020.37, 6,029.61 and 1,247.07

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Solution

The fourth proportional to 4,020.37, 6,029.61 and 1,247.07 is: 1,870.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.37 : 6,029.61 = 1,247.07 : x
  2. Step 2: Convert to fraction form
    4,020.37/6,029.61 = 1,247.07/x
  3. Step 3: Cross multiply
    4,020.37x = 6,029.61 × 1,247.07
  4. Step 4: Simplify right side
    4,020.37x = 7,519,345.74
  5. Step 5: Solve for x
    x = 7,519,345.74/4,020.37
  6. Step 6: Final answer
    x = 1,870.31

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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.