Home / 4,983.71-7,478.63-2,904.65

Finding the Fourth Proportional to 4,983.71, 7,478.63 and 2,904.65

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Solution

The fourth proportional to 4,983.71, 7,478.63 and 2,904.65 is: 4,358.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.71 : 7,478.63 = 2,904.65 : x
  2. Step 2: Convert to fraction form
    4,983.71/7,478.63 = 2,904.65/x
  3. Step 3: Cross multiply
    4,983.71x = 7,478.63 × 2,904.65
  4. Step 4: Simplify right side
    4,983.71x = 21,722,802.63
  5. Step 5: Solve for x
    x = 21,722,802.63/4,983.71
  6. Step 6: Final answer
    x = 4,358.76

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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.