Home / 10,668.75-14,722.85-5,953.04

Finding the Fourth Proportional to 10,668.75, 14,722.85 and 5,953.04

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Solution

The fourth proportional to 10,668.75, 14,722.85 and 5,953.04 is: 8,215.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668.75 : 14,722.85 = 5,953.04 : x
  2. Step 2: Convert to fraction form
    10,668.75/14,722.85 = 5,953.04/x
  3. Step 3: Cross multiply
    10,668.75x = 14,722.85 × 5,953.04
  4. Step 4: Simplify right side
    10,668.75x = 87,645,611.58
  5. Step 5: Solve for x
    x = 87,645,611.58/10,668.75
  6. Step 6: Final answer
    x = 8,215.17

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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.