Home / 4,479.32-6,719.55-1,476.35

Finding the Fourth Proportional to 4,479.32, 6,719.55 and 1,476.35

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Solution

The fourth proportional to 4,479.32, 6,719.55 and 1,476.35 is: 2,214.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.32 : 6,719.55 = 1,476.35 : x
  2. Step 2: Convert to fraction form
    4,479.32/6,719.55 = 1,476.35/x
  3. Step 3: Cross multiply
    4,479.32x = 6,719.55 × 1,476.35
  4. Step 4: Simplify right side
    4,479.32x = 9,920,407.64
  5. Step 5: Solve for x
    x = 9,920,407.64/4,479.32
  6. Step 6: Final answer
    x = 2,214.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.