Home / 5,622.96-8,434.34-4,391.38

Finding the Fourth Proportional to 5,622.96, 8,434.34 and 4,391.38

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Solution

The fourth proportional to 5,622.96, 8,434.34 and 4,391.38 is: 6,586.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.96 : 8,434.34 = 4,391.38 : x
  2. Step 2: Convert to fraction form
    5,622.96/8,434.34 = 4,391.38/x
  3. Step 3: Cross multiply
    5,622.96x = 8,434.34 × 4,391.38
  4. Step 4: Simplify right side
    5,622.96x = 37,038,391.99
  5. Step 5: Solve for x
    x = 37,038,391.99/5,622.96
  6. Step 6: Final answer
    x = 6,586.99

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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.