Home / 4,018.36-5,545.58-2,621.08

Finding the Fourth Proportional to 4,018.36, 5,545.58 and 2,621.08

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Solution

The fourth proportional to 4,018.36, 5,545.58 and 2,621.08 is: 3,617.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.36 : 5,545.58 = 2,621.08 : x
  2. Step 2: Convert to fraction form
    4,018.36/5,545.58 = 2,621.08/x
  3. Step 3: Cross multiply
    4,018.36x = 5,545.58 × 2,621.08
  4. Step 4: Simplify right side
    4,018.36x = 14,535,408.83
  5. Step 5: Solve for x
    x = 14,535,408.83/4,018.36
  6. Step 6: Final answer
    x = 3,617.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.