Home / 3,337.79-4,607.06-2,078.09

Finding the Fourth Proportional to 3,337.79, 4,607.06 and 2,078.09

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Solution

The fourth proportional to 3,337.79, 4,607.06 and 2,078.09 is: 2,868.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.79 : 4,607.06 = 2,078.09 : x
  2. Step 2: Convert to fraction form
    3,337.79/4,607.06 = 2,078.09/x
  3. Step 3: Cross multiply
    3,337.79x = 4,607.06 × 2,078.09
  4. Step 4: Simplify right side
    3,337.79x = 9,573,851.89
  5. Step 5: Solve for x
    x = 9,573,851.89/3,337.79
  6. Step 6: Final answer
    x = 2,868.32

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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.