Home / 9,939.51-14,895.90-5,012.69

Finding the Fourth Proportional to 9,939.51, 14,895.90 and 5,012.69

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Solution

The fourth proportional to 9,939.51, 14,895.90 and 5,012.69 is: 7,512.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.51 : 14,895.90 = 5,012.69 : x
  2. Step 2: Convert to fraction form
    9,939.51/14,895.90 = 5,012.69/x
  3. Step 3: Cross multiply
    9,939.51x = 14,895.90 × 5,012.69
  4. Step 4: Simplify right side
    9,939.51x = 74,668,454.49
  5. Step 5: Solve for x
    x = 74,668,454.49/9,939.51
  6. Step 6: Final answer
    x = 7,512.29

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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.