Home / 4,810.91-6,635.45-3,238.70

Finding the Fourth Proportional to 4,810.91, 6,635.45 and 3,238.70

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Solution

The fourth proportional to 4,810.91, 6,635.45 and 3,238.70 is: 4,466.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.91 : 6,635.45 = 3,238.70 : x
  2. Step 2: Convert to fraction form
    4,810.91/6,635.45 = 3,238.70/x
  3. Step 3: Cross multiply
    4,810.91x = 6,635.45 × 3,238.70
  4. Step 4: Simplify right side
    4,810.91x = 21,490,206.83
  5. Step 5: Solve for x
    x = 21,490,206.83/4,810.91
  6. Step 6: Final answer
    x = 4,466.98

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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.