Home / 8,310.02-12,465.23-2,763.75

Finding the Fourth Proportional to 8,310.02, 12,465.23 and 2,763.75

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Solution

The fourth proportional to 8,310.02, 12,465.23 and 2,763.75 is: 4,145.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310.02 : 12,465.23 = 2,763.75 : x
  2. Step 2: Convert to fraction form
    8,310.02/12,465.23 = 2,763.75/x
  3. Step 3: Cross multiply
    8,310.02x = 12,465.23 × 2,763.75
  4. Step 4: Simplify right side
    8,310.02x = 34,450,779.41
  5. Step 5: Solve for x
    x = 34,450,779.41/8,310.02
  6. Step 6: Final answer
    x = 4,145.69

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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.