Home / 5,636.89-8,454.39-1,740.25

Finding the Fourth Proportional to 5,636.89, 8,454.39 and 1,740.25

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Solution

The fourth proportional to 5,636.89, 8,454.39 and 1,740.25 is: 2,610.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636.89 : 8,454.39 = 1,740.25 : x
  2. Step 2: Convert to fraction form
    5,636.89/8,454.39 = 1,740.25/x
  3. Step 3: Cross multiply
    5,636.89x = 8,454.39 × 1,740.25
  4. Step 4: Simplify right side
    5,636.89x = 14,712,752.20
  5. Step 5: Solve for x
    x = 14,712,752.20/5,636.89
  6. Step 6: Final answer
    x = 2,610.08

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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.