Home / 4,017.88-6,026.84-1,420.81

Finding the Fourth Proportional to 4,017.88, 6,026.84 and 1,420.81

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Solution

The fourth proportional to 4,017.88, 6,026.84 and 1,420.81 is: 2,131.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,017.88 : 6,026.84 = 1,420.81 : x
  2. Step 2: Convert to fraction form
    4,017.88/6,026.84 = 1,420.81/x
  3. Step 3: Cross multiply
    4,017.88x = 6,026.84 × 1,420.81
  4. Step 4: Simplify right side
    4,017.88x = 8,562,994.54
  5. Step 5: Solve for x
    x = 8,562,994.54/4,017.88
  6. Step 6: Final answer
    x = 2,131.22

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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.