Home / 3,354.39-5,031.58-1,045.89

Finding the Fourth Proportional to 3,354.39, 5,031.58 and 1,045.89

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Solution

The fourth proportional to 3,354.39, 5,031.58 and 1,045.89 is: 1,568.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.39 : 5,031.58 = 1,045.89 : x
  2. Step 2: Convert to fraction form
    3,354.39/5,031.58 = 1,045.89/x
  3. Step 3: Cross multiply
    3,354.39x = 5,031.58 × 1,045.89
  4. Step 4: Simplify right side
    3,354.39x = 5,262,461.65
  5. Step 5: Solve for x
    x = 5,262,461.65/3,354.39
  6. Step 6: Final answer
    x = 1,568.83

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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.