Home / 4,999.42-6,898.80-2,903.68

Finding the Fourth Proportional to 4,999.42, 6,898.80 and 2,903.68

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Solution

The fourth proportional to 4,999.42, 6,898.80 and 2,903.68 is: 4,006.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.42 : 6,898.80 = 2,903.68 : x
  2. Step 2: Convert to fraction form
    4,999.42/6,898.80 = 2,903.68/x
  3. Step 3: Cross multiply
    4,999.42x = 6,898.80 × 2,903.68
  4. Step 4: Simplify right side
    4,999.42x = 20,031,907.58
  5. Step 5: Solve for x
    x = 20,031,907.58/4,999.42
  6. Step 6: Final answer
    x = 4,006.85

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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.