Home / 4,753.89-7,130.00-1,291.41

Finding the Fourth Proportional to 4,753.89, 7,130.00 and 1,291.41

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Solution

The fourth proportional to 4,753.89, 7,130.00 and 1,291.41 is: 1,936.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753.89 : 7,130.00 = 1,291.41 : x
  2. Step 2: Convert to fraction form
    4,753.89/7,130.00 = 1,291.41/x
  3. Step 3: Cross multiply
    4,753.89x = 7,130.00 × 1,291.41
  4. Step 4: Simplify right side
    4,753.89x = 9,207,746.84
  5. Step 5: Solve for x
    x = 9,207,746.84/4,753.89
  6. Step 6: Final answer
    x = 1,936.89

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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.