Home / 5,340.60-7,999.38-4,476.60

Finding the Fourth Proportional to 5,340.60, 7,999.38 and 4,476.60

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Solution

The fourth proportional to 5,340.60, 7,999.38 and 4,476.60 is: 6,705.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.60 : 7,999.38 = 4,476.60 : x
  2. Step 2: Convert to fraction form
    5,340.60/7,999.38 = 4,476.60/x
  3. Step 3: Cross multiply
    5,340.60x = 7,999.38 × 4,476.60
  4. Step 4: Simplify right side
    5,340.60x = 35,810,024.51
  5. Step 5: Solve for x
    x = 35,810,024.51/5,340.60
  6. Step 6: Final answer
    x = 6,705.24

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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.