Home / 1,581.73-2,371.88-607.50

Finding the Fourth Proportional to 1,581.73, 2,371.88 and 607.50

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Solution

The fourth proportional to 1,581.73, 2,371.88 and 607.50 is: 910.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581.73 : 2,371.88 = 607.50 : x
  2. Step 2: Convert to fraction form
    1,581.73/2,371.88 = 607.50/x
  3. Step 3: Cross multiply
    1,581.73x = 2,371.88 × 607.50
  4. Step 4: Simplify right side
    1,581.73x = 1,440,918.62
  5. Step 5: Solve for x
    x = 1,440,918.62/1,581.73
  6. Step 6: Final answer
    x = 910.98

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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.