Home / 6,440.16-9,635.46-5,973.60

Finding the Fourth Proportional to 6,440.16, 9,635.46 and 5,973.60

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Solution

The fourth proportional to 6,440.16, 9,635.46 and 5,973.60 is: 8,937.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440.16 : 9,635.46 = 5,973.60 : x
  2. Step 2: Convert to fraction form
    6,440.16/9,635.46 = 5,973.60/x
  3. Step 3: Cross multiply
    6,440.16x = 9,635.46 × 5,973.60
  4. Step 4: Simplify right side
    6,440.16x = 57,558,383.86
  5. Step 5: Solve for x
    x = 57,558,383.86/6,440.16
  6. Step 6: Final answer
    x = 8,937.42

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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.