Home / 4,706.90-7,058.07-1,419.38

Finding the Fourth Proportional to 4,706.90, 7,058.07 and 1,419.38

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Solution

The fourth proportional to 4,706.90, 7,058.07 and 1,419.38 is: 2,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,706.90 : 7,058.07 = 1,419.38 : x
  2. Step 2: Convert to fraction form
    4,706.90/7,058.07 = 1,419.38/x
  3. Step 3: Cross multiply
    4,706.90x = 7,058.07 × 1,419.38
  4. Step 4: Simplify right side
    4,706.90x = 10,018,083.40
  5. Step 5: Solve for x
    x = 10,018,083.40/4,706.90
  6. Step 6: Final answer
    x = 2,128.38

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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.