Home / 12,124.04-18,186.02-3,358.92

Finding the Fourth Proportional to 12,124.04, 18,186.02 and 3,358.92

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Solution

The fourth proportional to 12,124.04, 18,186.02 and 3,358.92 is: 5,038.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,124.04 : 18,186.02 = 3,358.92 : x
  2. Step 2: Convert to fraction form
    12,124.04/18,186.02 = 3,358.92/x
  3. Step 3: Cross multiply
    12,124.04x = 18,186.02 × 3,358.92
  4. Step 4: Simplify right side
    12,124.04x = 61,085,369.50
  5. Step 5: Solve for x
    x = 61,085,369.50/12,124.04
  6. Step 6: Final answer
    x = 5,038.37

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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.