Home / 4,946.30-7,419.45-4,168.70

Finding the Fourth Proportional to 4,946.30, 7,419.45 and 4,168.70

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Solution

The fourth proportional to 4,946.30, 7,419.45 and 4,168.70 is: 6,253.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946.30 : 7,419.45 = 4,168.70 : x
  2. Step 2: Convert to fraction form
    4,946.30/7,419.45 = 4,168.70/x
  3. Step 3: Cross multiply
    4,946.30x = 7,419.45 × 4,168.70
  4. Step 4: Simplify right side
    4,946.30x = 30,929,461.22
  5. Step 5: Solve for x
    x = 30,929,461.22/4,946.30
  6. Step 6: Final answer
    x = 6,253.05

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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.