Home / 4,779.10-7,160.56-2,926.35

Finding the Fourth Proportional to 4,779.10, 7,160.56 and 2,926.35

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Solution

The fourth proportional to 4,779.10, 7,160.56 and 2,926.35 is: 4,384.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.10 : 7,160.56 = 2,926.35 : x
  2. Step 2: Convert to fraction form
    4,779.10/7,160.56 = 2,926.35/x
  3. Step 3: Cross multiply
    4,779.10x = 7,160.56 × 2,926.35
  4. Step 4: Simplify right side
    4,779.10x = 20,954,294.17
  5. Step 5: Solve for x
    x = 20,954,294.17/4,779.10
  6. Step 6: Final answer
    x = 4,384.57

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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.