Home / 4,270-5,889.36-2,945.92

Finding the Fourth Proportional to 4,270, 5,889.36 and 2,945.92

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Solution

The fourth proportional to 4,270, 5,889.36 and 2,945.92 is: 4,063.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270 : 5,889.36 = 2,945.92 : x
  2. Step 2: Convert to fraction form
    4,270/5,889.36 = 2,945.92/x
  3. Step 3: Cross multiply
    4,270x = 5,889.36 × 2,945.92
  4. Step 4: Simplify right side
    4,270x = 17,349,583.41
  5. Step 5: Solve for x
    x = 17,349,583.41/4,270
  6. Step 6: Final answer
    x = 4,063.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.