Home / 4,950.31-7,426.54-1,663.31

Finding the Fourth Proportional to 4,950.31, 7,426.54 and 1,663.31

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Solution

The fourth proportional to 4,950.31, 7,426.54 and 1,663.31 is: 2,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.31 : 7,426.54 = 1,663.31 : x
  2. Step 2: Convert to fraction form
    4,950.31/7,426.54 = 1,663.31/x
  3. Step 3: Cross multiply
    4,950.31x = 7,426.54 × 1,663.31
  4. Step 4: Simplify right side
    4,950.31x = 12,352,638.25
  5. Step 5: Solve for x
    x = 12,352,638.25/4,950.31
  6. Step 6: Final answer
    x = 2,495.33

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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.