Home / 4,017.13-6,024.78-1,420.07

Finding the Fourth Proportional to 4,017.13, 6,024.78 and 1,420.07

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Solution

The fourth proportional to 4,017.13, 6,024.78 and 1,420.07 is: 2,129.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,017.13 : 6,024.78 = 1,420.07 : x
  2. Step 2: Convert to fraction form
    4,017.13/6,024.78 = 1,420.07/x
  3. Step 3: Cross multiply
    4,017.13x = 6,024.78 × 1,420.07
  4. Step 4: Simplify right side
    4,017.13x = 8,555,579.21
  5. Step 5: Solve for x
    x = 8,555,579.21/4,017.13
  6. Step 6: Final answer
    x = 2,129.78

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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.