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Finding the Fourth Proportional to 5,938.35, 8,906.91 and 1,555.24

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Solution

The fourth proportional to 5,938.35, 8,906.91 and 1,555.24 is: 2,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.35 : 8,906.91 = 1,555.24 : x
  2. Step 2: Convert to fraction form
    5,938.35/8,906.91 = 1,555.24/x
  3. Step 3: Cross multiply
    5,938.35x = 8,906.91 × 1,555.24
  4. Step 4: Simplify right side
    5,938.35x = 13,852,382.71
  5. Step 5: Solve for x
    x = 13,852,382.71/5,938.35
  6. Step 6: Final answer
    x = 2,332.70

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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.