Home / 5,206.08-7,804.74-2,431.29

Finding the Fourth Proportional to 5,206.08, 7,804.74 and 2,431.29

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Solution

The fourth proportional to 5,206.08, 7,804.74 and 2,431.29 is: 3,644.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.08 : 7,804.74 = 2,431.29 : x
  2. Step 2: Convert to fraction form
    5,206.08/7,804.74 = 2,431.29/x
  3. Step 3: Cross multiply
    5,206.08x = 7,804.74 × 2,431.29
  4. Step 4: Simplify right side
    5,206.08x = 18,975,586.31
  5. Step 5: Solve for x
    x = 18,975,586.31/5,206.08
  6. Step 6: Final answer
    x = 3,644.89

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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.