Home / 6,225.63-8,591.37-3,431.13

Finding the Fourth Proportional to 6,225.63, 8,591.37 and 3,431.13

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Solution

The fourth proportional to 6,225.63, 8,591.37 and 3,431.13 is: 4,734.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,225.63 : 8,591.37 = 3,431.13 : x
  2. Step 2: Convert to fraction form
    6,225.63/8,591.37 = 3,431.13/x
  3. Step 3: Cross multiply
    6,225.63x = 8,591.37 × 3,431.13
  4. Step 4: Simplify right side
    6,225.63x = 29,478,047.24
  5. Step 5: Solve for x
    x = 29,478,047.24/6,225.63
  6. Step 6: Final answer
    x = 4,734.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.