Home / 2,152.77-3,203.69-2,075.01

Finding the Fourth Proportional to 2,152.77, 3,203.69 and 2,075.01

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Solution

The fourth proportional to 2,152.77, 3,203.69 and 2,075.01 is: 3,087.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152.77 : 3,203.69 = 2,075.01 : x
  2. Step 2: Convert to fraction form
    2,152.77/3,203.69 = 2,075.01/x
  3. Step 3: Cross multiply
    2,152.77x = 3,203.69 × 2,075.01
  4. Step 4: Simplify right side
    2,152.77x = 6,647,688.79
  5. Step 5: Solve for x
    x = 6,647,688.79/2,152.77
  6. Step 6: Final answer
    x = 3,087.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.