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Finding the Fourth Proportional to 4,698.55, 6,479.55 and 3,506.41

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Solution

The fourth proportional to 4,698.55, 6,479.55 and 3,506.41 is: 4,835.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698.55 : 6,479.55 = 3,506.41 : x
  2. Step 2: Convert to fraction form
    4,698.55/6,479.55 = 3,506.41/x
  3. Step 3: Cross multiply
    4,698.55x = 6,479.55 × 3,506.41
  4. Step 4: Simplify right side
    4,698.55x = 22,719,958.92
  5. Step 5: Solve for x
    x = 22,719,958.92/4,698.55
  6. Step 6: Final answer
    x = 4,835.53

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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.