Home / 4,800.70-6,624.98-2,810.86

Finding the Fourth Proportional to 4,800.70, 6,624.98 and 2,810.86

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Solution

The fourth proportional to 4,800.70, 6,624.98 and 2,810.86 is: 3,878.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.70 : 6,624.98 = 2,810.86 : x
  2. Step 2: Convert to fraction form
    4,800.70/6,624.98 = 2,810.86/x
  3. Step 3: Cross multiply
    4,800.70x = 6,624.98 × 2,810.86
  4. Step 4: Simplify right side
    4,800.70x = 18,621,891.28
  5. Step 5: Solve for x
    x = 18,621,891.28/4,800.70
  6. Step 6: Final answer
    x = 3,878.99

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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.