Home / 3,295.50-4,547.79-1,898.22

Finding the Fourth Proportional to 3,295.50, 4,547.79 and 1,898.22

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Solution

The fourth proportional to 3,295.50, 4,547.79 and 1,898.22 is: 2,619.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.50 : 4,547.79 = 1,898.22 : x
  2. Step 2: Convert to fraction form
    3,295.50/4,547.79 = 1,898.22/x
  3. Step 3: Cross multiply
    3,295.50x = 4,547.79 × 1,898.22
  4. Step 4: Simplify right side
    3,295.50x = 8,632,705.93
  5. Step 5: Solve for x
    x = 8,632,705.93/3,295.50
  6. Step 6: Final answer
    x = 2,619.54

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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.