Home / 3,353.07-4,627.32-1,861.01

Finding the Fourth Proportional to 3,353.07, 4,627.32 and 1,861.01

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Solution

The fourth proportional to 3,353.07, 4,627.32 and 1,861.01 is: 2,568.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.07 : 4,627.32 = 1,861.01 : x
  2. Step 2: Convert to fraction form
    3,353.07/4,627.32 = 1,861.01/x
  3. Step 3: Cross multiply
    3,353.07x = 4,627.32 × 1,861.01
  4. Step 4: Simplify right side
    3,353.07x = 8,611,488.79
  5. Step 5: Solve for x
    x = 8,611,488.79/3,353.07
  6. Step 6: Final answer
    x = 2,568.24

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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.