Home / 5,303.73-7,318.78-4,045.60

Finding the Fourth Proportional to 5,303.73, 7,318.78 and 4,045.60

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Solution

The fourth proportional to 5,303.73, 7,318.78 and 4,045.60 is: 5,582.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.73 : 7,318.78 = 4,045.60 : x
  2. Step 2: Convert to fraction form
    5,303.73/7,318.78 = 4,045.60/x
  3. Step 3: Cross multiply
    5,303.73x = 7,318.78 × 4,045.60
  4. Step 4: Simplify right side
    5,303.73x = 29,608,856.37
  5. Step 5: Solve for x
    x = 29,608,856.37/5,303.73
  6. Step 6: Final answer
    x = 5,582.65

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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.