Home / 12,256.04-18,384.29-3,491.19

Finding the Fourth Proportional to 12,256.04, 18,384.29 and 3,491.19

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Solution

The fourth proportional to 12,256.04, 18,384.29 and 3,491.19 is: 5,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256.04 : 18,384.29 = 3,491.19 : x
  2. Step 2: Convert to fraction form
    12,256.04/18,384.29 = 3,491.19/x
  3. Step 3: Cross multiply
    12,256.04x = 18,384.29 × 3,491.19
  4. Step 4: Simplify right side
    12,256.04x = 64,182,940.03
  5. Step 5: Solve for x
    x = 64,182,940.03/12,256.04
  6. Step 6: Final answer
    x = 5,236.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.