Home / 3,607.39-4,977.79-2,035.18

Finding the Fourth Proportional to 3,607.39, 4,977.79 and 2,035.18

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Solution

The fourth proportional to 3,607.39, 4,977.79 and 2,035.18 is: 2,808.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.39 : 4,977.79 = 2,035.18 : x
  2. Step 2: Convert to fraction form
    3,607.39/4,977.79 = 2,035.18/x
  3. Step 3: Cross multiply
    3,607.39x = 4,977.79 × 2,035.18
  4. Step 4: Simplify right side
    3,607.39x = 10,130,698.65
  5. Step 5: Solve for x
    x = 10,130,698.65/3,607.39
  6. Step 6: Final answer
    x = 2,808.32

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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.