Home / 6,217.86-8,570.58-4,871.14

Finding the Fourth Proportional to 6,217.86, 8,570.58 and 4,871.14

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Solution

The fourth proportional to 6,217.86, 8,570.58 and 4,871.14 is: 6,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217.86 : 8,570.58 = 4,871.14 : x
  2. Step 2: Convert to fraction form
    6,217.86/8,570.58 = 4,871.14/x
  3. Step 3: Cross multiply
    6,217.86x = 8,570.58 × 4,871.14
  4. Step 4: Simplify right side
    6,217.86x = 41,748,495.06
  5. Step 5: Solve for x
    x = 41,748,495.06/6,217.86
  6. Step 6: Final answer
    x = 6,714.29

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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.