Home / 4,700.36-6,486.30-2,810.83

Finding the Fourth Proportional to 4,700.36, 6,486.30 and 2,810.83

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Solution

The fourth proportional to 4,700.36, 6,486.30 and 2,810.83 is: 3,878.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.36 : 6,486.30 = 2,810.83 : x
  2. Step 2: Convert to fraction form
    4,700.36/6,486.30 = 2,810.83/x
  3. Step 3: Cross multiply
    4,700.36x = 6,486.30 × 2,810.83
  4. Step 4: Simplify right side
    4,700.36x = 18,231,858.25
  5. Step 5: Solve for x
    x = 18,231,858.25/4,700.36
  6. Step 6: Final answer
    x = 3,878.82

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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.