Home / 5,669.85-8,504.79-1,721.14

Finding the Fourth Proportional to 5,669.85, 8,504.79 and 1,721.14

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Solution

The fourth proportional to 5,669.85, 8,504.79 and 1,721.14 is: 2,581.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.85 : 8,504.79 = 1,721.14 : x
  2. Step 2: Convert to fraction form
    5,669.85/8,504.79 = 1,721.14/x
  3. Step 3: Cross multiply
    5,669.85x = 8,504.79 × 1,721.14
  4. Step 4: Simplify right side
    5,669.85x = 14,637,934.26
  5. Step 5: Solve for x
    x = 14,637,934.26/5,669.85
  6. Step 6: Final answer
    x = 2,581.72

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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.