Home / 4,903.81-6,765.61-2,779.13

Finding the Fourth Proportional to 4,903.81, 6,765.61 and 2,779.13

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Solution

The fourth proportional to 4,903.81, 6,765.61 and 2,779.13 is: 3,834.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.81 : 6,765.61 = 2,779.13 : x
  2. Step 2: Convert to fraction form
    4,903.81/6,765.61 = 2,779.13/x
  3. Step 3: Cross multiply
    4,903.81x = 6,765.61 × 2,779.13
  4. Step 4: Simplify right side
    4,903.81x = 18,802,509.72
  5. Step 5: Solve for x
    x = 18,802,509.72/4,903.81
  6. Step 6: Final answer
    x = 3,834.27

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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.