Home / 2,621.71-3,617.96-1,502.67

Finding the Fourth Proportional to 2,621.71, 3,617.96 and 1,502.67

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Solution

The fourth proportional to 2,621.71, 3,617.96 and 1,502.67 is: 2,073.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621.71 : 3,617.96 = 1,502.67 : x
  2. Step 2: Convert to fraction form
    2,621.71/3,617.96 = 1,502.67/x
  3. Step 3: Cross multiply
    2,621.71x = 3,617.96 × 1,502.67
  4. Step 4: Simplify right side
    2,621.71x = 5,436,574.35
  5. Step 5: Solve for x
    x = 5,436,574.35/2,621.71
  6. Step 6: Final answer
    x = 2,073.68

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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.