Home / 6,607.36-9,120.96-4,370.24

Finding the Fourth Proportional to 6,607.36, 9,120.96 and 4,370.24

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Solution

The fourth proportional to 6,607.36, 9,120.96 and 4,370.24 is: 6,032.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.36 : 9,120.96 = 4,370.24 : x
  2. Step 2: Convert to fraction form
    6,607.36/9,120.96 = 4,370.24/x
  3. Step 3: Cross multiply
    6,607.36x = 9,120.96 × 4,370.24
  4. Step 4: Simplify right side
    6,607.36x = 39,860,784.23
  5. Step 5: Solve for x
    x = 39,860,784.23/6,607.36
  6. Step 6: Final answer
    x = 6,032.79

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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.