Home / 5,728.16-8,585.96-2,955.03

Finding the Fourth Proportional to 5,728.16, 8,585.96 and 2,955.03

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Solution

The fourth proportional to 5,728.16, 8,585.96 and 2,955.03 is: 4,429.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728.16 : 8,585.96 = 2,955.03 : x
  2. Step 2: Convert to fraction form
    5,728.16/8,585.96 = 2,955.03/x
  3. Step 3: Cross multiply
    5,728.16x = 8,585.96 × 2,955.03
  4. Step 4: Simplify right side
    5,728.16x = 25,371,754.60
  5. Step 5: Solve for x
    x = 25,371,754.60/5,728.16
  6. Step 6: Final answer
    x = 4,429.31

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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.