Home / 2,624.48-3,621.84-1,445.62

Finding the Fourth Proportional to 2,624.48, 3,621.84 and 1,445.62

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Solution

The fourth proportional to 2,624.48, 3,621.84 and 1,445.62 is: 1,994.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.48 : 3,621.84 = 1,445.62 : x
  2. Step 2: Convert to fraction form
    2,624.48/3,621.84 = 1,445.62/x
  3. Step 3: Cross multiply
    2,624.48x = 3,621.84 × 1,445.62
  4. Step 4: Simplify right side
    2,624.48x = 5,235,786.23
  5. Step 5: Solve for x
    x = 5,235,786.23/2,624.48
  6. Step 6: Final answer
    x = 1,994.98

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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.