Home / 6,455.92-9,683.04-4,615.60

Finding the Fourth Proportional to 6,455.92, 9,683.04 and 4,615.60

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Solution

The fourth proportional to 6,455.92, 9,683.04 and 4,615.60 is: 6,922.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455.92 : 9,683.04 = 4,615.60 : x
  2. Step 2: Convert to fraction form
    6,455.92/9,683.04 = 4,615.60/x
  3. Step 3: Cross multiply
    6,455.92x = 9,683.04 × 4,615.60
  4. Step 4: Simplify right side
    6,455.92x = 44,693,039.42
  5. Step 5: Solve for x
    x = 44,693,039.42/6,455.92
  6. Step 6: Final answer
    x = 6,922.80

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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.