Home / 4,499.66-6,206.72-2,905.70

Finding the Fourth Proportional to 4,499.66, 6,206.72 and 2,905.70

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Solution

The fourth proportional to 4,499.66, 6,206.72 and 2,905.70 is: 4,008.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499.66 : 6,206.72 = 2,905.70 : x
  2. Step 2: Convert to fraction form
    4,499.66/6,206.72 = 2,905.70/x
  3. Step 3: Cross multiply
    4,499.66x = 6,206.72 × 2,905.70
  4. Step 4: Simplify right side
    4,499.66x = 18,034,866.30
  5. Step 5: Solve for x
    x = 18,034,866.30/4,499.66
  6. Step 6: Final answer
    x = 4,008.05

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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.