Home / 10,241.35-15,367.98-4,317.87

Finding the Fourth Proportional to 10,241.35, 15,367.98 and 4,317.87

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Solution

The fourth proportional to 10,241.35, 15,367.98 and 4,317.87 is: 6,479.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.35 : 15,367.98 = 4,317.87 : x
  2. Step 2: Convert to fraction form
    10,241.35/15,367.98 = 4,317.87/x
  3. Step 3: Cross multiply
    10,241.35x = 15,367.98 × 4,317.87
  4. Step 4: Simplify right side
    10,241.35x = 66,357,013.62
  5. Step 5: Solve for x
    x = 66,357,013.62/10,241.35
  6. Step 6: Final answer
    x = 6,479.32

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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.