Home / 4,623.84-6,930.64-2,021.76

Finding the Fourth Proportional to 4,623.84, 6,930.64 and 2,021.76

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Solution

The fourth proportional to 4,623.84, 6,930.64 and 2,021.76 is: 3,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,623.84 : 6,930.64 = 2,021.76 : x
  2. Step 2: Convert to fraction form
    4,623.84/6,930.64 = 2,021.76/x
  3. Step 3: Cross multiply
    4,623.84x = 6,930.64 × 2,021.76
  4. Step 4: Simplify right side
    4,623.84x = 14,012,090.73
  5. Step 5: Solve for x
    x = 14,012,090.73/4,623.84
  6. Step 6: Final answer
    x = 3,030.40

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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.