Home / 10,058.58-15,088.68-3,821.58

Finding the Fourth Proportional to 10,058.58, 15,088.68 and 3,821.58

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Solution

The fourth proportional to 10,058.58, 15,088.68 and 3,821.58 is: 5,732.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,058.58 : 15,088.68 = 3,821.58 : x
  2. Step 2: Convert to fraction form
    10,058.58/15,088.68 = 3,821.58/x
  3. Step 3: Cross multiply
    10,058.58x = 15,088.68 × 3,821.58
  4. Step 4: Simplify right side
    10,058.58x = 57,662,597.71
  5. Step 5: Solve for x
    x = 57,662,597.71/10,058.58
  6. Step 6: Final answer
    x = 5,732.68

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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.