Home / 3,089.52-4,247.58-2,621.04

Finding the Fourth Proportional to 3,089.52, 4,247.58 and 2,621.04

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Solution

The fourth proportional to 3,089.52, 4,247.58 and 2,621.04 is: 3,603.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.52 : 4,247.58 = 2,621.04 : x
  2. Step 2: Convert to fraction form
    3,089.52/4,247.58 = 2,621.04/x
  3. Step 3: Cross multiply
    3,089.52x = 4,247.58 × 2,621.04
  4. Step 4: Simplify right side
    3,089.52x = 11,133,077.08
  5. Step 5: Solve for x
    x = 11,133,077.08/3,089.52
  6. Step 6: Final answer
    x = 3,603.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.