Home / 4,946.38-7,421.43-2,572.98

Finding the Fourth Proportional to 4,946.38, 7,421.43 and 2,572.98

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Solution

The fourth proportional to 4,946.38, 7,421.43 and 2,572.98 is: 3,860.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946.38 : 7,421.43 = 2,572.98 : x
  2. Step 2: Convert to fraction form
    4,946.38/7,421.43 = 2,572.98/x
  3. Step 3: Cross multiply
    4,946.38x = 7,421.43 × 2,572.98
  4. Step 4: Simplify right side
    4,946.38x = 19,095,190.96
  5. Step 5: Solve for x
    x = 19,095,190.96/4,946.38
  6. Step 6: Final answer
    x = 3,860.44

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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.