Home / 3,445.85-4,755.29-1,873.94

Finding the Fourth Proportional to 3,445.85, 4,755.29 and 1,873.94

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Solution

The fourth proportional to 3,445.85, 4,755.29 and 1,873.94 is: 2,586.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.85 : 4,755.29 = 1,873.94 : x
  2. Step 2: Convert to fraction form
    3,445.85/4,755.29 = 1,873.94/x
  3. Step 3: Cross multiply
    3,445.85x = 4,755.29 × 1,873.94
  4. Step 4: Simplify right side
    3,445.85x = 8,911,128.14
  5. Step 5: Solve for x
    x = 8,911,128.14/3,445.85
  6. Step 6: Final answer
    x = 2,586.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.