Home / 6,834.51-9,429.89-4,180.95

Finding the Fourth Proportional to 6,834.51, 9,429.89 and 4,180.95

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Solution

The fourth proportional to 6,834.51, 9,429.89 and 4,180.95 is: 5,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,834.51 : 9,429.89 = 4,180.95 : x
  2. Step 2: Convert to fraction form
    6,834.51/9,429.89 = 4,180.95/x
  3. Step 3: Cross multiply
    6,834.51x = 9,429.89 × 4,180.95
  4. Step 4: Simplify right side
    6,834.51x = 39,425,877.69
  5. Step 5: Solve for x
    x = 39,425,877.69/6,834.51
  6. Step 6: Final answer
    x = 5,768.65

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1.5x scale

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.