Home / 5,051.28-6,933.40-4,479.28

Finding the Fourth Proportional to 5,051.28, 6,933.40 and 4,479.28

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Solution

The fourth proportional to 5,051.28, 6,933.40 and 4,479.28 is: 6,148.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.28 : 6,933.40 = 4,479.28 : x
  2. Step 2: Convert to fraction form
    5,051.28/6,933.40 = 4,479.28/x
  3. Step 3: Cross multiply
    5,051.28x = 6,933.40 × 4,479.28
  4. Step 4: Simplify right side
    5,051.28x = 31,056,639.95
  5. Step 5: Solve for x
    x = 31,056,639.95/5,051.28
  6. Step 6: Final answer
    x = 6,148.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.