Home / 3,623.04-5,435.41-1,124.10

Finding the Fourth Proportional to 3,623.04, 5,435.41 and 1,124.10

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Solution

The fourth proportional to 3,623.04, 5,435.41 and 1,124.10 is: 1,686.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.04 : 5,435.41 = 1,124.10 : x
  2. Step 2: Convert to fraction form
    3,623.04/5,435.41 = 1,124.10/x
  3. Step 3: Cross multiply
    3,623.04x = 5,435.41 × 1,124.10
  4. Step 4: Simplify right side
    3,623.04x = 6,109,944.08
  5. Step 5: Solve for x
    x = 6,109,944.08/3,623.04
  6. Step 6: Final answer
    x = 1,686.41

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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.