Home / 5,210.09-7,813.03-1,922.46

Finding the Fourth Proportional to 5,210.09, 7,813.03 and 1,922.46

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Solution

The fourth proportional to 5,210.09, 7,813.03 and 1,922.46 is: 2,882.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.09 : 7,813.03 = 1,922.46 : x
  2. Step 2: Convert to fraction form
    5,210.09/7,813.03 = 1,922.46/x
  3. Step 3: Cross multiply
    5,210.09x = 7,813.03 × 1,922.46
  4. Step 4: Simplify right side
    5,210.09x = 15,020,237.65
  5. Step 5: Solve for x
    x = 15,020,237.65/5,210.09
  6. Step 6: Final answer
    x = 2,882.91

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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.