Home / 4,931.13-6,804.90-2,835.30

Finding the Fourth Proportional to 4,931.13, 6,804.90 and 2,835.30

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Solution

The fourth proportional to 4,931.13, 6,804.90 and 2,835.30 is: 3,912.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.13 : 6,804.90 = 2,835.30 : x
  2. Step 2: Convert to fraction form
    4,931.13/6,804.90 = 2,835.30/x
  3. Step 3: Cross multiply
    4,931.13x = 6,804.90 × 2,835.30
  4. Step 4: Simplify right side
    4,931.13x = 19,293,932.97
  5. Step 5: Solve for x
    x = 19,293,932.97/4,931.13
  6. Step 6: Final answer
    x = 3,912.68

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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.