Home / 10,187.73-15,283.01-4,642.47

Finding the Fourth Proportional to 10,187.73, 15,283.01 and 4,642.47

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Solution

The fourth proportional to 10,187.73, 15,283.01 and 4,642.47 is: 6,964.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,187.73 : 15,283.01 = 4,642.47 : x
  2. Step 2: Convert to fraction form
    10,187.73/15,283.01 = 4,642.47/x
  3. Step 3: Cross multiply
    10,187.73x = 15,283.01 × 4,642.47
  4. Step 4: Simplify right side
    10,187.73x = 70,950,927.04
  5. Step 5: Solve for x
    x = 70,950,927.04/10,187.73
  6. Step 6: Final answer
    x = 6,964.35

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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.