Home / 5,931.28-8,185.08-3,574.72

Finding the Fourth Proportional to 5,931.28, 8,185.08 and 3,574.72

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Solution

The fourth proportional to 5,931.28, 8,185.08 and 3,574.72 is: 4,933.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.28 : 8,185.08 = 3,574.72 : x
  2. Step 2: Convert to fraction form
    5,931.28/8,185.08 = 3,574.72/x
  3. Step 3: Cross multiply
    5,931.28x = 8,185.08 × 3,574.72
  4. Step 4: Simplify right side
    5,931.28x = 29,259,369.18
  5. Step 5: Solve for x
    x = 29,259,369.18/5,931.28
  6. Step 6: Final answer
    x = 4,933.06

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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.