Home / 5,558.30-8,337.23-1,860.25

Finding the Fourth Proportional to 5,558.30, 8,337.23 and 1,860.25

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Solution

The fourth proportional to 5,558.30, 8,337.23 and 1,860.25 is: 2,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.30 : 8,337.23 = 1,860.25 : x
  2. Step 2: Convert to fraction form
    5,558.30/8,337.23 = 1,860.25/x
  3. Step 3: Cross multiply
    5,558.30x = 8,337.23 × 1,860.25
  4. Step 4: Simplify right side
    5,558.30x = 15,509,324.57
  5. Step 5: Solve for x
    x = 15,509,324.57/5,558.30
  6. Step 6: Final answer
    x = 2,790.30

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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.