Home / 4,403.81-6,607.23-2,758.39

Finding the Fourth Proportional to 4,403.81, 6,607.23 and 2,758.39

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Solution

The fourth proportional to 4,403.81, 6,607.23 and 2,758.39 is: 4,138.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403.81 : 6,607.23 = 2,758.39 : x
  2. Step 2: Convert to fraction form
    4,403.81/6,607.23 = 2,758.39/x
  3. Step 3: Cross multiply
    4,403.81x = 6,607.23 × 2,758.39
  4. Step 4: Simplify right side
    4,403.81x = 18,225,317.16
  5. Step 5: Solve for x
    x = 18,225,317.16/4,403.81
  6. Step 6: Final answer
    x = 4,138.53

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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.