Home / 4,209.05-6,315.40-2,258.97

Finding the Fourth Proportional to 4,209.05, 6,315.40 and 2,258.97

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Solution

The fourth proportional to 4,209.05, 6,315.40 and 2,258.97 is: 3,389.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.05 : 6,315.40 = 2,258.97 : x
  2. Step 2: Convert to fraction form
    4,209.05/6,315.40 = 2,258.97/x
  3. Step 3: Cross multiply
    4,209.05x = 6,315.40 × 2,258.97
  4. Step 4: Simplify right side
    4,209.05x = 14,266,303.63
  5. Step 5: Solve for x
    x = 14,266,303.63/4,209.05
  6. Step 6: Final answer
    x = 3,389.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.