Home / 5,928.29-8,178.47-3,569.06

Finding the Fourth Proportional to 5,928.29, 8,178.47 and 3,569.06

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Solution

The fourth proportional to 5,928.29, 8,178.47 and 3,569.06 is: 4,923.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.29 : 8,178.47 = 3,569.06 : x
  2. Step 2: Convert to fraction form
    5,928.29/8,178.47 = 3,569.06/x
  3. Step 3: Cross multiply
    5,928.29x = 8,178.47 × 3,569.06
  4. Step 4: Simplify right side
    5,928.29x = 29,189,466.12
  5. Step 5: Solve for x
    x = 29,189,466.12/5,928.29
  6. Step 6: Final answer
    x = 4,923.76

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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.