Home / 10,241.87-15,368.77-4,318.39

Finding the Fourth Proportional to 10,241.87, 15,368.77 and 4,318.39

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Solution

The fourth proportional to 10,241.87, 15,368.77 and 4,318.39 is: 6,480.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.87 : 15,368.77 = 4,318.39 : x
  2. Step 2: Convert to fraction form
    10,241.87/15,368.77 = 4,318.39/x
  3. Step 3: Cross multiply
    10,241.87x = 15,368.77 × 4,318.39
  4. Step 4: Simplify right side
    10,241.87x = 66,368,265.84
  5. Step 5: Solve for x
    x = 66,368,265.84/10,241.87
  6. Step 6: Final answer
    x = 6,480.09

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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.