Home / 3,013.60-4,525.80-2,916.40

Finding the Fourth Proportional to 3,013.60, 4,525.80 and 2,916.40

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Solution

The fourth proportional to 3,013.60, 4,525.80 and 2,916.40 is: 4,379.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.60 : 4,525.80 = 2,916.40 : x
  2. Step 2: Convert to fraction form
    3,013.60/4,525.80 = 2,916.40/x
  3. Step 3: Cross multiply
    3,013.60x = 4,525.80 × 2,916.40
  4. Step 4: Simplify right side
    3,013.60x = 13,199,043.12
  5. Step 5: Solve for x
    x = 13,199,043.12/3,013.60
  6. Step 6: Final answer
    x = 4,379.83

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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.