Home / 4,495.41-6,740.53-1,720.35

Finding the Fourth Proportional to 4,495.41, 6,740.53 and 1,720.35

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Solution

The fourth proportional to 4,495.41, 6,740.53 and 1,720.35 is: 2,579.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,495.41 : 6,740.53 = 1,720.35 : x
  2. Step 2: Convert to fraction form
    4,495.41/6,740.53 = 1,720.35/x
  3. Step 3: Cross multiply
    4,495.41x = 6,740.53 × 1,720.35
  4. Step 4: Simplify right side
    4,495.41x = 11,596,049.95
  5. Step 5: Solve for x
    x = 11,596,049.95/4,495.41
  6. Step 6: Final answer
    x = 2,579.53

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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.