Home / 4,989.69-7,484.57-2,384.73

Finding the Fourth Proportional to 4,989.69, 7,484.57 and 2,384.73

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Solution

The fourth proportional to 4,989.69, 7,484.57 and 2,384.73 is: 3,577.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.69 : 7,484.57 = 2,384.73 : x
  2. Step 2: Convert to fraction form
    4,989.69/7,484.57 = 2,384.73/x
  3. Step 3: Cross multiply
    4,989.69x = 7,484.57 × 2,384.73
  4. Step 4: Simplify right side
    4,989.69x = 17,848,675.64
  5. Step 5: Solve for x
    x = 17,848,675.64/4,989.69
  6. Step 6: Final answer
    x = 3,577.11

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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.