Home / 2,025.15-3,038.21-792.23

Finding the Fourth Proportional to 2,025.15, 3,038.21 and 792.23

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Solution

The fourth proportional to 2,025.15, 3,038.21 and 792.23 is: 1,188.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,025.15 : 3,038.21 = 792.23 : x
  2. Step 2: Convert to fraction form
    2,025.15/3,038.21 = 792.23/x
  3. Step 3: Cross multiply
    2,025.15x = 3,038.21 × 792.23
  4. Step 4: Simplify right side
    2,025.15x = 2,406,962.02
  5. Step 5: Solve for x
    x = 2,406,962.02/2,025.15
  6. Step 6: Final answer
    x = 1,188.53

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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.