Home / 2,927.19-4,042.23-1,881.06

Finding the Fourth Proportional to 2,927.19, 4,042.23 and 1,881.06

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Solution

The fourth proportional to 2,927.19, 4,042.23 and 1,881.06 is: 2,597.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.19 : 4,042.23 = 1,881.06 : x
  2. Step 2: Convert to fraction form
    2,927.19/4,042.23 = 1,881.06/x
  3. Step 3: Cross multiply
    2,927.19x = 4,042.23 × 1,881.06
  4. Step 4: Simplify right side
    2,927.19x = 7,603,677.16
  5. Step 5: Solve for x
    x = 7,603,677.16/2,927.19
  6. Step 6: Final answer
    x = 2,597.60

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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.