Home / 3,429.21-4,731.71-2,013.06

Finding the Fourth Proportional to 3,429.21, 4,731.71 and 2,013.06

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Solution

The fourth proportional to 3,429.21, 4,731.71 and 2,013.06 is: 2,777.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.21 : 4,731.71 = 2,013.06 : x
  2. Step 2: Convert to fraction form
    3,429.21/4,731.71 = 2,013.06/x
  3. Step 3: Cross multiply
    3,429.21x = 4,731.71 × 2,013.06
  4. Step 4: Simplify right side
    3,429.21x = 9,525,206.07
  5. Step 5: Solve for x
    x = 9,525,206.07/3,429.21
  6. Step 6: Final answer
    x = 2,777.67

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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.