Home / 7,159.26-9,877.05-4,173.96

Finding the Fourth Proportional to 7,159.26, 9,877.05 and 4,173.96

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Solution

The fourth proportional to 7,159.26, 9,877.05 and 4,173.96 is: 5,758.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,159.26 : 9,877.05 = 4,173.96 : x
  2. Step 2: Convert to fraction form
    7,159.26/9,877.05 = 4,173.96/x
  3. Step 3: Cross multiply
    7,159.26x = 9,877.05 × 4,173.96
  4. Step 4: Simplify right side
    7,159.26x = 41,226,411.62
  5. Step 5: Solve for x
    x = 41,226,411.62/7,159.26
  6. Step 6: Final answer
    x = 5,758.47

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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.