Home / 6,946.90-10,421.70-2,016.70

Finding the Fourth Proportional to 6,946.90, 10,421.70 and 2,016.70

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Solution

The fourth proportional to 6,946.90, 10,421.70 and 2,016.70 is: 3,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,946.90 : 10,421.70 = 2,016.70 : x
  2. Step 2: Convert to fraction form
    6,946.90/10,421.70 = 2,016.70/x
  3. Step 3: Cross multiply
    6,946.90x = 10,421.70 × 2,016.70
  4. Step 4: Simplify right side
    6,946.90x = 21,017,442.39
  5. Step 5: Solve for x
    x = 21,017,442.39/6,946.90
  6. Step 6: Final answer
    x = 3,025.44

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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.