Home / 4,369.81-6,554.31-2,805.70

Finding the Fourth Proportional to 4,369.81, 6,554.31 and 2,805.70

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Solution

The fourth proportional to 4,369.81, 6,554.31 and 2,805.70 is: 4,208.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,369.81 : 6,554.31 = 2,805.70 : x
  2. Step 2: Convert to fraction form
    4,369.81/6,554.31 = 2,805.70/x
  3. Step 3: Cross multiply
    4,369.81x = 6,554.31 × 2,805.70
  4. Step 4: Simplify right side
    4,369.81x = 18,389,427.57
  5. Step 5: Solve for x
    x = 18,389,427.57/4,369.81
  6. Step 6: Final answer
    x = 4,208.29

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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.