Home / 4,779.24-7,166.06-1,854.12

Finding the Fourth Proportional to 4,779.24, 7,166.06 and 1,854.12

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Solution

The fourth proportional to 4,779.24, 7,166.06 and 1,854.12 is: 2,780.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.24 : 7,166.06 = 1,854.12 : x
  2. Step 2: Convert to fraction form
    4,779.24/7,166.06 = 1,854.12/x
  3. Step 3: Cross multiply
    4,779.24x = 7,166.06 × 1,854.12
  4. Step 4: Simplify right side
    4,779.24x = 13,286,735.17
  5. Step 5: Solve for x
    x = 13,286,735.17/4,779.24
  6. Step 6: Final answer
    x = 2,780.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.