Home / 2,621.04-3,616.62-1,501.76

Finding the Fourth Proportional to 2,621.04, 3,616.62 and 1,501.76

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Solution

The fourth proportional to 2,621.04, 3,616.62 and 1,501.76 is: 2,072.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621.04 : 3,616.62 = 1,501.76 : x
  2. Step 2: Convert to fraction form
    2,621.04/3,616.62 = 1,501.76/x
  3. Step 3: Cross multiply
    2,621.04x = 3,616.62 × 1,501.76
  4. Step 4: Simplify right side
    2,621.04x = 5,431,295.25
  5. Step 5: Solve for x
    x = 5,431,295.25/2,621.04
  6. Step 6: Final answer
    x = 2,072.19

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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.