Home / 4,723.48-7,071.55-3,558.40

Finding the Fourth Proportional to 4,723.48, 7,071.55 and 3,558.40

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Solution

The fourth proportional to 4,723.48, 7,071.55 and 3,558.40 is: 5,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.48 : 7,071.55 = 3,558.40 : x
  2. Step 2: Convert to fraction form
    4,723.48/7,071.55 = 3,558.40/x
  3. Step 3: Cross multiply
    4,723.48x = 7,071.55 × 3,558.40
  4. Step 4: Simplify right side
    4,723.48x = 25,163,396.96
  5. Step 5: Solve for x
    x = 25,163,396.96/4,723.48
  6. Step 6: Final answer
    x = 5,327.30

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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.