Home / 4,607.28-6,390.54-4,449.96

Finding the Fourth Proportional to 4,607.28, 6,390.54 and 4,449.96

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Solution

The fourth proportional to 4,607.28, 6,390.54 and 4,449.96 is: 6,172.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.28 : 6,390.54 = 4,449.96 : x
  2. Step 2: Convert to fraction form
    4,607.28/6,390.54 = 4,449.96/x
  3. Step 3: Cross multiply
    4,607.28x = 6,390.54 × 4,449.96
  4. Step 4: Simplify right side
    4,607.28x = 28,437,647.38
  5. Step 5: Solve for x
    x = 28,437,647.38/4,607.28
  6. Step 6: Final answer
    x = 6,172.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.