Home / 4,386.22-6,574.89-1,889.03

Finding the Fourth Proportional to 4,386.22, 6,574.89 and 1,889.03

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Solution

The fourth proportional to 4,386.22, 6,574.89 and 1,889.03 is: 2,831.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.22 : 6,574.89 = 1,889.03 : x
  2. Step 2: Convert to fraction form
    4,386.22/6,574.89 = 1,889.03/x
  3. Step 3: Cross multiply
    4,386.22x = 6,574.89 × 1,889.03
  4. Step 4: Simplify right side
    4,386.22x = 12,420,185.62
  5. Step 5: Solve for x
    x = 12,420,185.62/4,386.22
  6. Step 6: Final answer
    x = 2,831.64

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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.