Home / 7,110.41-9,809.18-4,124.51

Finding the Fourth Proportional to 7,110.41, 9,809.18 and 4,124.51

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Solution

The fourth proportional to 7,110.41, 9,809.18 and 4,124.51 is: 5,689.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.41 : 9,809.18 = 4,124.51 : x
  2. Step 2: Convert to fraction form
    7,110.41/9,809.18 = 4,124.51/x
  3. Step 3: Cross multiply
    7,110.41x = 9,809.18 × 4,124.51
  4. Step 4: Simplify right side
    7,110.41x = 40,458,061.00
  5. Step 5: Solve for x
    x = 40,458,061.00/7,110.41
  6. Step 6: Final answer
    x = 5,689.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.