Home / 2,890.48-4,333.74-1,040.62

Finding the Fourth Proportional to 2,890.48, 4,333.74 and 1,040.62

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Solution

The fourth proportional to 2,890.48, 4,333.74 and 1,040.62 is: 1,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890.48 : 4,333.74 = 1,040.62 : x
  2. Step 2: Convert to fraction form
    2,890.48/4,333.74 = 1,040.62/x
  3. Step 3: Cross multiply
    2,890.48x = 4,333.74 × 1,040.62
  4. Step 4: Simplify right side
    2,890.48x = 4,509,776.52
  5. Step 5: Solve for x
    x = 4,509,776.52/2,890.48
  6. Step 6: Final answer
    x = 1,560.22

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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.