Home / 4,714.58-7,070.96-4,480.43

Finding the Fourth Proportional to 4,714.58, 7,070.96 and 4,480.43

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Solution

The fourth proportional to 4,714.58, 7,070.96 and 4,480.43 is: 6,719.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714.58 : 7,070.96 = 4,480.43 : x
  2. Step 2: Convert to fraction form
    4,714.58/7,070.96 = 4,480.43/x
  3. Step 3: Cross multiply
    4,714.58x = 7,070.96 × 4,480.43
  4. Step 4: Simplify right side
    4,714.58x = 31,680,917.16
  5. Step 5: Solve for x
    x = 31,680,917.16/4,714.58
  6. Step 6: Final answer
    x = 6,719.77

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1.5x scale

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.