Home / 5,775.09-7,971.67-3,417.22

Finding the Fourth Proportional to 5,775.09, 7,971.67 and 3,417.22

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Solution

The fourth proportional to 5,775.09, 7,971.67 and 3,417.22 is: 4,716.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.09 : 7,971.67 = 3,417.22 : x
  2. Step 2: Convert to fraction form
    5,775.09/7,971.67 = 3,417.22/x
  3. Step 3: Cross multiply
    5,775.09x = 7,971.67 × 3,417.22
  4. Step 4: Simplify right side
    5,775.09x = 27,240,933.07
  5. Step 5: Solve for x
    x = 27,240,933.07/5,775.09
  6. Step 6: Final answer
    x = 4,716.98

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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.