Home / 3,349.08-4,622.64-2,089.40

Finding the Fourth Proportional to 3,349.08, 4,622.64 and 2,089.40

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Solution

The fourth proportional to 3,349.08, 4,622.64 and 2,089.40 is: 2,883.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.08 : 4,622.64 = 2,089.40 : x
  2. Step 2: Convert to fraction form
    3,349.08/4,622.64 = 2,089.40/x
  3. Step 3: Cross multiply
    3,349.08x = 4,622.64 × 2,089.40
  4. Step 4: Simplify right side
    3,349.08x = 9,658,544.02
  5. Step 5: Solve for x
    x = 9,658,544.02/3,349.08
  6. Step 6: Final answer
    x = 2,883.94

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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.