Home / 3,530.16-4,870.74-2,203.38

Finding the Fourth Proportional to 3,530.16, 4,870.74 and 2,203.38

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Solution

The fourth proportional to 3,530.16, 4,870.74 and 2,203.38 is: 3,040.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.16 : 4,870.74 = 2,203.38 : x
  2. Step 2: Convert to fraction form
    3,530.16/4,870.74 = 2,203.38/x
  3. Step 3: Cross multiply
    3,530.16x = 4,870.74 × 2,203.38
  4. Step 4: Simplify right side
    3,530.16x = 10,732,091.10
  5. Step 5: Solve for x
    x = 10,732,091.10/3,530.16
  6. Step 6: Final answer
    x = 3,040.11

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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.