Home / 7,369.29-10,159.43-5,379.93

Finding the Fourth Proportional to 7,369.29, 10,159.43 and 5,379.93

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Solution

The fourth proportional to 7,369.29, 10,159.43 and 5,379.93 is: 7,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.29 : 10,159.43 = 5,379.93 : x
  2. Step 2: Convert to fraction form
    7,369.29/10,159.43 = 5,379.93/x
  3. Step 3: Cross multiply
    7,369.29x = 10,159.43 × 5,379.93
  4. Step 4: Simplify right side
    7,369.29x = 54,656,995.34
  5. Step 5: Solve for x
    x = 54,656,995.34/7,369.29
  6. Step 6: Final answer
    x = 7,416.86

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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.