Home / 2,889.48-4,334.62-1,040.25

Finding the Fourth Proportional to 2,889.48, 4,334.62 and 1,040.25

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Solution

The fourth proportional to 2,889.48, 4,334.62 and 1,040.25 is: 1,560.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.48 : 4,334.62 = 1,040.25 : x
  2. Step 2: Convert to fraction form
    2,889.48/4,334.62 = 1,040.25/x
  3. Step 3: Cross multiply
    2,889.48x = 4,334.62 × 1,040.25
  4. Step 4: Simplify right side
    2,889.48x = 4,509,088.46
  5. Step 5: Solve for x
    x = 4,509,088.46/2,889.48
  6. Step 6: Final answer
    x = 1,560.52

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1.5x scale

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.