Home / 5,347.06-7,371.23-3,665.81

Finding the Fourth Proportional to 5,347.06, 7,371.23 and 3,665.81

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Solution

The fourth proportional to 5,347.06, 7,371.23 and 3,665.81 is: 5,053.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.06 : 7,371.23 = 3,665.81 : x
  2. Step 2: Convert to fraction form
    5,347.06/7,371.23 = 3,665.81/x
  3. Step 3: Cross multiply
    5,347.06x = 7,371.23 × 3,665.81
  4. Step 4: Simplify right side
    5,347.06x = 27,021,497.59
  5. Step 5: Solve for x
    x = 27,021,497.59/5,347.06
  6. Step 6: Final answer
    x = 5,053.52

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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.