Home / 5,284.11-7,923.83-1,585.63

Finding the Fourth Proportional to 5,284.11, 7,923.83 and 1,585.63

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Solution

The fourth proportional to 5,284.11, 7,923.83 and 1,585.63 is: 2,377.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.11 : 7,923.83 = 1,585.63 : x
  2. Step 2: Convert to fraction form
    5,284.11/7,923.83 = 1,585.63/x
  3. Step 3: Cross multiply
    5,284.11x = 7,923.83 × 1,585.63
  4. Step 4: Simplify right side
    5,284.11x = 12,564,280.15
  5. Step 5: Solve for x
    x = 12,564,280.15/5,284.11
  6. Step 6: Final answer
    x = 2,377.75

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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.