Home / 6,975.07-10,462.59-1,780.93

Finding the Fourth Proportional to 6,975.07, 10,462.59 and 1,780.93

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Solution

The fourth proportional to 6,975.07, 10,462.59 and 1,780.93 is: 2,671.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.07 : 10,462.59 = 1,780.93 : x
  2. Step 2: Convert to fraction form
    6,975.07/10,462.59 = 1,780.93/x
  3. Step 3: Cross multiply
    6,975.07x = 10,462.59 × 1,780.93
  4. Step 4: Simplify right side
    6,975.07x = 18,633,140.41
  5. Step 5: Solve for x
    x = 18,633,140.41/6,975.07
  6. Step 6: Final answer
    x = 2,671.39

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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.