Home / 5,631.80-8,448.90-1,683.37

Finding the Fourth Proportional to 5,631.80, 8,448.90 and 1,683.37

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Solution

The fourth proportional to 5,631.80, 8,448.90 and 1,683.37 is: 2,525.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.80 : 8,448.90 = 1,683.37 : x
  2. Step 2: Convert to fraction form
    5,631.80/8,448.90 = 1,683.37/x
  3. Step 3: Cross multiply
    5,631.80x = 8,448.90 × 1,683.37
  4. Step 4: Simplify right side
    5,631.80x = 14,222,624.79
  5. Step 5: Solve for x
    x = 14,222,624.79/5,631.80
  6. Step 6: Final answer
    x = 2,525.41

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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.