Home / 4,934.30-7,365.45-4,311.51

Finding the Fourth Proportional to 4,934.30, 7,365.45 and 4,311.51

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Solution

The fourth proportional to 4,934.30, 7,365.45 and 4,311.51 is: 6,435.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934.30 : 7,365.45 = 4,311.51 : x
  2. Step 2: Convert to fraction form
    4,934.30/7,365.45 = 4,311.51/x
  3. Step 3: Cross multiply
    4,934.30x = 7,365.45 × 4,311.51
  4. Step 4: Simplify right side
    4,934.30x = 31,756,211.33
  5. Step 5: Solve for x
    x = 31,756,211.33/4,934.30
  6. Step 6: Final answer
    x = 6,435.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.