Home / 4,225.34-6,341.88-2,146.78

Finding the Fourth Proportional to 4,225.34, 6,341.88 and 2,146.78

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Solution

The fourth proportional to 4,225.34, 6,341.88 and 2,146.78 is: 3,222.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.34 : 6,341.88 = 2,146.78 : x
  2. Step 2: Convert to fraction form
    4,225.34/6,341.88 = 2,146.78/x
  3. Step 3: Cross multiply
    4,225.34x = 6,341.88 × 2,146.78
  4. Step 4: Simplify right side
    4,225.34x = 13,614,621.15
  5. Step 5: Solve for x
    x = 13,614,621.15/4,225.34
  6. Step 6: Final answer
    x = 3,222.14

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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.