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Finding the Fourth Proportional to 5,751.27, 8,625.53 and 1,591.19

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Solution

The fourth proportional to 5,751.27, 8,625.53 and 1,591.19 is: 2,386.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.27 : 8,625.53 = 1,591.19 : x
  2. Step 2: Convert to fraction form
    5,751.27/8,625.53 = 1,591.19/x
  3. Step 3: Cross multiply
    5,751.27x = 8,625.53 × 1,591.19
  4. Step 4: Simplify right side
    5,751.27x = 13,724,806.00
  5. Step 5: Solve for x
    x = 13,724,806.00/5,751.27
  6. Step 6: Final answer
    x = 2,386.40

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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.