Home / 2,010.85-2,776.07-1,479.29

Finding the Fourth Proportional to 2,010.85, 2,776.07 and 1,479.29

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Solution

The fourth proportional to 2,010.85, 2,776.07 and 1,479.29 is: 2,042.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.85 : 2,776.07 = 1,479.29 : x
  2. Step 2: Convert to fraction form
    2,010.85/2,776.07 = 1,479.29/x
  3. Step 3: Cross multiply
    2,010.85x = 2,776.07 × 1,479.29
  4. Step 4: Simplify right side
    2,010.85x = 4,106,602.41
  5. Step 5: Solve for x
    x = 4,106,602.41/2,010.85
  6. Step 6: Final answer
    x = 2,042.22

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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.