Home / 3,554.06-5,330.66-957.20

Finding the Fourth Proportional to 3,554.06, 5,330.66 and 957.20

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Solution

The fourth proportional to 3,554.06, 5,330.66 and 957.20 is: 1,435.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.06 : 5,330.66 = 957.20 : x
  2. Step 2: Convert to fraction form
    3,554.06/5,330.66 = 957.20/x
  3. Step 3: Cross multiply
    3,554.06x = 5,330.66 × 957.20
  4. Step 4: Simplify right side
    3,554.06x = 5,102,507.75
  5. Step 5: Solve for x
    x = 5,102,507.75/3,554.06
  6. Step 6: Final answer
    x = 1,435.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.