Home / 6,555.82-9,047.97-3,903.16

Finding the Fourth Proportional to 6,555.82, 9,047.97 and 3,903.16

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Solution

The fourth proportional to 6,555.82, 9,047.97 and 3,903.16 is: 5,386.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.82 : 9,047.97 = 3,903.16 : x
  2. Step 2: Convert to fraction form
    6,555.82/9,047.97 = 3,903.16/x
  3. Step 3: Cross multiply
    6,555.82x = 9,047.97 × 3,903.16
  4. Step 4: Simplify right side
    6,555.82x = 35,315,674.59
  5. Step 5: Solve for x
    x = 35,315,674.59/6,555.82
  6. Step 6: Final answer
    x = 5,386.92

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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.