Home / 7,448.45-10,283.67-4,618.83

Finding the Fourth Proportional to 7,448.45, 10,283.67 and 4,618.83

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Solution

The fourth proportional to 7,448.45, 10,283.67 and 4,618.83 is: 6,376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.45 : 10,283.67 = 4,618.83 : x
  2. Step 2: Convert to fraction form
    7,448.45/10,283.67 = 4,618.83/x
  3. Step 3: Cross multiply
    7,448.45x = 10,283.67 × 4,618.83
  4. Step 4: Simplify right side
    7,448.45x = 47,498,523.51
  5. Step 5: Solve for x
    x = 47,498,523.51/7,448.45
  6. Step 6: Final answer
    x = 6,376.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.