Home / 3,312.94-4,963.25-1,665.51

Finding the Fourth Proportional to 3,312.94, 4,963.25 and 1,665.51

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Solution

The fourth proportional to 3,312.94, 4,963.25 and 1,665.51 is: 2,495.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.94 : 4,963.25 = 1,665.51 : x
  2. Step 2: Convert to fraction form
    3,312.94/4,963.25 = 1,665.51/x
  3. Step 3: Cross multiply
    3,312.94x = 4,963.25 × 1,665.51
  4. Step 4: Simplify right side
    3,312.94x = 8,266,342.51
  5. Step 5: Solve for x
    x = 8,266,342.51/3,312.94
  6. Step 6: Final answer
    x = 2,495.17

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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.