Home / 4,058.17-6,085.11-1,918.78

Finding the Fourth Proportional to 4,058.17, 6,085.11 and 1,918.78

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Solution

The fourth proportional to 4,058.17, 6,085.11 and 1,918.78 is: 2,877.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,058.17 : 6,085.11 = 1,918.78 : x
  2. Step 2: Convert to fraction form
    4,058.17/6,085.11 = 1,918.78/x
  3. Step 3: Cross multiply
    4,058.17x = 6,085.11 × 1,918.78
  4. Step 4: Simplify right side
    4,058.17x = 11,675,987.37
  5. Step 5: Solve for x
    x = 11,675,987.37/4,058.17
  6. Step 6: Final answer
    x = 2,877.16

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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.