Home / 2,624.57-3,621.90-1,445.63

Finding the Fourth Proportional to 2,624.57, 3,621.90 and 1,445.63

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Solution

The fourth proportional to 2,624.57, 3,621.90 and 1,445.63 is: 1,994.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.57 : 3,621.90 = 1,445.63 : x
  2. Step 2: Convert to fraction form
    2,624.57/3,621.90 = 1,445.63/x
  3. Step 3: Cross multiply
    2,624.57x = 3,621.90 × 1,445.63
  4. Step 4: Simplify right side
    2,624.57x = 5,235,909.19
  5. Step 5: Solve for x
    x = 5,235,909.19/2,624.57
  6. Step 6: Final answer
    x = 1,994.96

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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.