Home / 3,087.48-4,631.48-1,007.46

Finding the Fourth Proportional to 3,087.48, 4,631.48 and 1,007.46

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Solution

The fourth proportional to 3,087.48, 4,631.48 and 1,007.46 is: 1,511.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.48 : 4,631.48 = 1,007.46 : x
  2. Step 2: Convert to fraction form
    3,087.48/4,631.48 = 1,007.46/x
  3. Step 3: Cross multiply
    3,087.48x = 4,631.48 × 1,007.46
  4. Step 4: Simplify right side
    3,087.48x = 4,666,030.84
  5. Step 5: Solve for x
    x = 4,666,030.84/3,087.48
  6. Step 6: Final answer
    x = 1,511.27

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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.