Home / 2,817.30-4,225.32-1,585.26

Finding the Fourth Proportional to 2,817.30, 4,225.32 and 1,585.26

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Solution

The fourth proportional to 2,817.30, 4,225.32 and 1,585.26 is: 2,377.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.30 : 4,225.32 = 1,585.26 : x
  2. Step 2: Convert to fraction form
    2,817.30/4,225.32 = 1,585.26/x
  3. Step 3: Cross multiply
    2,817.30x = 4,225.32 × 1,585.26
  4. Step 4: Simplify right side
    2,817.30x = 6,698,230.78
  5. Step 5: Solve for x
    x = 6,698,230.78/2,817.30
  6. Step 6: Final answer
    x = 2,377.54

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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.