Home / 4,632.45-6,949.89-1,345.47

Finding the Fourth Proportional to 4,632.45, 6,949.89 and 1,345.47

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Solution

The fourth proportional to 4,632.45, 6,949.89 and 1,345.47 is: 2,018.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,632.45 : 6,949.89 = 1,345.47 : x
  2. Step 2: Convert to fraction form
    4,632.45/6,949.89 = 1,345.47/x
  3. Step 3: Cross multiply
    4,632.45x = 6,949.89 × 1,345.47
  4. Step 4: Simplify right side
    4,632.45x = 9,350,868.50
  5. Step 5: Solve for x
    x = 9,350,868.50/4,632.45
  6. Step 6: Final answer
    x = 2,018.56

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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.