Home / 5,440.10-8,160.84-1,544.58

Finding the Fourth Proportional to 5,440.10, 8,160.84 and 1,544.58

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Solution

The fourth proportional to 5,440.10, 8,160.84 and 1,544.58 is: 2,317.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.10 : 8,160.84 = 1,544.58 : x
  2. Step 2: Convert to fraction form
    5,440.10/8,160.84 = 1,544.58/x
  3. Step 3: Cross multiply
    5,440.10x = 8,160.84 × 1,544.58
  4. Step 4: Simplify right side
    5,440.10x = 12,605,070.25
  5. Step 5: Solve for x
    x = 12,605,070.25/5,440.10
  6. Step 6: Final answer
    x = 2,317.07

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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.