Home / 2,295.61-3,445.98-2,145.04

Finding the Fourth Proportional to 2,295.61, 3,445.98 and 2,145.04

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Solution

The fourth proportional to 2,295.61, 3,445.98 and 2,145.04 is: 3,219.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.61 : 3,445.98 = 2,145.04 : x
  2. Step 2: Convert to fraction form
    2,295.61/3,445.98 = 2,145.04/x
  3. Step 3: Cross multiply
    2,295.61x = 3,445.98 × 2,145.04
  4. Step 4: Simplify right side
    2,295.61x = 7,391,764.94
  5. Step 5: Solve for x
    x = 7,391,764.94/2,295.61
  6. Step 6: Final answer
    x = 3,219.96

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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.