Home / 5,626.94-8,434.06-3,430.85

Finding the Fourth Proportional to 5,626.94, 8,434.06 and 3,430.85

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Solution

The fourth proportional to 5,626.94, 8,434.06 and 3,430.85 is: 5,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.94 : 8,434.06 = 3,430.85 : x
  2. Step 2: Convert to fraction form
    5,626.94/8,434.06 = 3,430.85/x
  3. Step 3: Cross multiply
    5,626.94x = 8,434.06 × 3,430.85
  4. Step 4: Simplify right side
    5,626.94x = 28,935,944.00
  5. Step 5: Solve for x
    x = 28,935,944.00/5,626.94
  6. Step 6: Final answer
    x = 5,142.40

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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.