Home / 2,624.49-3,621.75-1,445.55

Finding the Fourth Proportional to 2,624.49, 3,621.75 and 1,445.55

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Solution

The fourth proportional to 2,624.49, 3,621.75 and 1,445.55 is: 1,994.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.49 : 3,621.75 = 1,445.55 : x
  2. Step 2: Convert to fraction form
    2,624.49/3,621.75 = 1,445.55/x
  3. Step 3: Cross multiply
    2,624.49x = 3,621.75 × 1,445.55
  4. Step 4: Simplify right side
    2,624.49x = 5,235,420.71
  5. Step 5: Solve for x
    x = 5,235,420.71/2,624.49
  6. Step 6: Final answer
    x = 1,994.83

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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.