Home / 10,144.48-14,000.58-5,668.84

Finding the Fourth Proportional to 10,144.48, 14,000.58 and 5,668.84

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Solution

The fourth proportional to 10,144.48, 14,000.58 and 5,668.84 is: 7,823.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144.48 : 14,000.58 = 5,668.84 : x
  2. Step 2: Convert to fraction form
    10,144.48/14,000.58 = 5,668.84/x
  3. Step 3: Cross multiply
    10,144.48x = 14,000.58 × 5,668.84
  4. Step 4: Simplify right side
    10,144.48x = 79,367,047.93
  5. Step 5: Solve for x
    x = 79,367,047.93/10,144.48
  6. Step 6: Final answer
    x = 7,823.67

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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.