Home / 7,821.24-10,793.70-4,838.63

Finding the Fourth Proportional to 7,821.24, 10,793.70 and 4,838.63

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Solution

The fourth proportional to 7,821.24, 10,793.70 and 4,838.63 is: 6,677.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821.24 : 10,793.70 = 4,838.63 : x
  2. Step 2: Convert to fraction form
    7,821.24/10,793.70 = 4,838.63/x
  3. Step 3: Cross multiply
    7,821.24x = 10,793.70 × 4,838.63
  4. Step 4: Simplify right side
    7,821.24x = 52,226,666.66
  5. Step 5: Solve for x
    x = 52,226,666.66/7,821.24
  6. Step 6: Final answer
    x = 6,677.54

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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.