Home / 5,012.24-7,516.31-1,890.68

Finding the Fourth Proportional to 5,012.24, 7,516.31 and 1,890.68

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Solution

The fourth proportional to 5,012.24, 7,516.31 and 1,890.68 is: 2,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.24 : 7,516.31 = 1,890.68 : x
  2. Step 2: Convert to fraction form
    5,012.24/7,516.31 = 1,890.68/x
  3. Step 3: Cross multiply
    5,012.24x = 7,516.31 × 1,890.68
  4. Step 4: Simplify right side
    5,012.24x = 14,210,960.51
  5. Step 5: Solve for x
    x = 14,210,960.51/5,012.24
  6. Step 6: Final answer
    x = 2,835.25

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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.