Home / 4,867.29-6,714.45-2,876.88

Finding the Fourth Proportional to 4,867.29, 6,714.45 and 2,876.88

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Solution

The fourth proportional to 4,867.29, 6,714.45 and 2,876.88 is: 3,968.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.29 : 6,714.45 = 2,876.88 : x
  2. Step 2: Convert to fraction form
    4,867.29/6,714.45 = 2,876.88/x
  3. Step 3: Cross multiply
    4,867.29x = 6,714.45 × 2,876.88
  4. Step 4: Simplify right side
    4,867.29x = 19,316,666.92
  5. Step 5: Solve for x
    x = 19,316,666.92/4,867.29
  6. Step 6: Final answer
    x = 3,968.67

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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.