Home / 5,324.11-7,347.03-3,085.81

Finding the Fourth Proportional to 5,324.11, 7,347.03 and 3,085.81

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Solution

The fourth proportional to 5,324.11, 7,347.03 and 3,085.81 is: 4,258.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.11 : 7,347.03 = 3,085.81 : x
  2. Step 2: Convert to fraction form
    5,324.11/7,347.03 = 3,085.81/x
  3. Step 3: Cross multiply
    5,324.11x = 7,347.03 × 3,085.81
  4. Step 4: Simplify right side
    5,324.11x = 22,671,538.64
  5. Step 5: Solve for x
    x = 22,671,538.64/5,324.11
  6. Step 6: Final answer
    x = 4,258.28

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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.