Home / 7,814.52-10,779.66-4,668.84

Finding the Fourth Proportional to 7,814.52, 10,779.66 and 4,668.84

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Solution

The fourth proportional to 7,814.52, 10,779.66 and 4,668.84 is: 6,440.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814.52 : 10,779.66 = 4,668.84 : x
  2. Step 2: Convert to fraction form
    7,814.52/10,779.66 = 4,668.84/x
  3. Step 3: Cross multiply
    7,814.52x = 10,779.66 × 4,668.84
  4. Step 4: Simplify right side
    7,814.52x = 50,328,507.79
  5. Step 5: Solve for x
    x = 50,328,507.79/7,814.52
  6. Step 6: Final answer
    x = 6,440.38

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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.