Home / 6,650.40-9,176.48-4,660.32

Finding the Fourth Proportional to 6,650.40, 9,176.48 and 4,660.32

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Solution

The fourth proportional to 6,650.40, 9,176.48 and 4,660.32 is: 6,430.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650.40 : 9,176.48 = 4,660.32 : x
  2. Step 2: Convert to fraction form
    6,650.40/9,176.48 = 4,660.32/x
  3. Step 3: Cross multiply
    6,650.40x = 9,176.48 × 4,660.32
  4. Step 4: Simplify right side
    6,650.40x = 42,765,333.27
  5. Step 5: Solve for x
    x = 42,765,333.27/6,650.40
  6. Step 6: Final answer
    x = 6,430.49

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Similar ratio
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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.