Home / 6,397.46-9,590.33-5,416.59

Finding the Fourth Proportional to 6,397.46, 9,590.33 and 5,416.59

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Solution

The fourth proportional to 6,397.46, 9,590.33 and 5,416.59 is: 8,119.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,397.46 : 9,590.33 = 5,416.59 : x
  2. Step 2: Convert to fraction form
    6,397.46/9,590.33 = 5,416.59/x
  3. Step 3: Cross multiply
    6,397.46x = 9,590.33 × 5,416.59
  4. Step 4: Simplify right side
    6,397.46x = 51,946,858.49
  5. Step 5: Solve for x
    x = 51,946,858.49/6,397.46
  6. Step 6: Final answer
    x = 8,119.93

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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.