Home / 2,628.02-3,626.70-1,742.24

Finding the Fourth Proportional to 2,628.02, 3,626.70 and 1,742.24

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Solution

The fourth proportional to 2,628.02, 3,626.70 and 1,742.24 is: 2,404.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628.02 : 3,626.70 = 1,742.24 : x
  2. Step 2: Convert to fraction form
    2,628.02/3,626.70 = 1,742.24/x
  3. Step 3: Cross multiply
    2,628.02x = 3,626.70 × 1,742.24
  4. Step 4: Simplify right side
    2,628.02x = 6,318,581.81
  5. Step 5: Solve for x
    x = 6,318,581.81/2,628.02
  6. Step 6: Final answer
    x = 2,404.31

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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.