Home / 4,452.91-6,689.76-2,605.33

Finding the Fourth Proportional to 4,452.91, 6,689.76 and 2,605.33

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Solution

The fourth proportional to 4,452.91, 6,689.76 and 2,605.33 is: 3,914.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.91 : 6,689.76 = 2,605.33 : x
  2. Step 2: Convert to fraction form
    4,452.91/6,689.76 = 2,605.33/x
  3. Step 3: Cross multiply
    4,452.91x = 6,689.76 × 2,605.33
  4. Step 4: Simplify right side
    4,452.91x = 17,429,031.01
  5. Step 5: Solve for x
    x = 17,429,031.01/4,452.91
  6. Step 6: Final answer
    x = 3,914.08

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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.