Home / 5,439.22-7,509.93-4,804.90

Finding the Fourth Proportional to 5,439.22, 7,509.93 and 4,804.90

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Solution

The fourth proportional to 5,439.22, 7,509.93 and 4,804.90 is: 6,634.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.22 : 7,509.93 = 4,804.90 : x
  2. Step 2: Convert to fraction form
    5,439.22/7,509.93 = 4,804.90/x
  3. Step 3: Cross multiply
    5,439.22x = 7,509.93 × 4,804.90
  4. Step 4: Simplify right side
    5,439.22x = 36,084,462.66
  5. Step 5: Solve for x
    x = 36,084,462.66/5,439.22
  6. Step 6: Final answer
    x = 6,634.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.