Home / 2,700.15-4,050.23-1,545.09

Finding the Fourth Proportional to 2,700.15, 4,050.23 and 1,545.09

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Solution

The fourth proportional to 2,700.15, 4,050.23 and 1,545.09 is: 2,317.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.15 : 4,050.23 = 1,545.09 : x
  2. Step 2: Convert to fraction form
    2,700.15/4,050.23 = 1,545.09/x
  3. Step 3: Cross multiply
    2,700.15x = 4,050.23 × 1,545.09
  4. Step 4: Simplify right side
    2,700.15x = 6,257,986.02
  5. Step 5: Solve for x
    x = 6,257,986.02/2,700.15
  6. Step 6: Final answer
    x = 2,317.64

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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.