Home / 4,780.79-6,596.28-2,866.91

Finding the Fourth Proportional to 4,780.79, 6,596.28 and 2,866.91

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Solution

The fourth proportional to 4,780.79, 6,596.28 and 2,866.91 is: 3,955.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.79 : 6,596.28 = 2,866.91 : x
  2. Step 2: Convert to fraction form
    4,780.79/6,596.28 = 2,866.91/x
  3. Step 3: Cross multiply
    4,780.79x = 6,596.28 × 2,866.91
  4. Step 4: Simplify right side
    4,780.79x = 18,910,908.11
  5. Step 5: Solve for x
    x = 18,910,908.11/4,780.79
  6. Step 6: Final answer
    x = 3,955.61

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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.