Home / 3,058.36-4,588.63-1,887

Finding the Fourth Proportional to 3,058.36, 4,588.63 and 1,887

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Solution

The fourth proportional to 3,058.36, 4,588.63 and 1,887 is: 2,831.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.36 : 4,588.63 = 1,887 : x
  2. Step 2: Convert to fraction form
    3,058.36/4,588.63 = 1,887/x
  3. Step 3: Cross multiply
    3,058.36x = 4,588.63 × 1,887
  4. Step 4: Simplify right side
    3,058.36x = 8,658,744.81
  5. Step 5: Solve for x
    x = 8,658,744.81/3,058.36
  6. Step 6: Final answer
    x = 2,831.17

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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.