Home / 5,317.12-7,968.39-2,714.59

Finding the Fourth Proportional to 5,317.12, 7,968.39 and 2,714.59

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Solution

The fourth proportional to 5,317.12, 7,968.39 and 2,714.59 is: 4,068.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.12 : 7,968.39 = 2,714.59 : x
  2. Step 2: Convert to fraction form
    5,317.12/7,968.39 = 2,714.59/x
  3. Step 3: Cross multiply
    5,317.12x = 7,968.39 × 2,714.59
  4. Step 4: Simplify right side
    5,317.12x = 21,630,911.81
  5. Step 5: Solve for x
    x = 21,630,911.81/5,317.12
  6. Step 6: Final answer
    x = 4,068.16

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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.