Home / 10,241.35-14,132.15-5,703.68

Finding the Fourth Proportional to 10,241.35, 14,132.15 and 5,703.68

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Solution

The fourth proportional to 10,241.35, 14,132.15 and 5,703.68 is: 7,870.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.35 : 14,132.15 = 5,703.68 : x
  2. Step 2: Convert to fraction form
    10,241.35/14,132.15 = 5,703.68/x
  3. Step 3: Cross multiply
    10,241.35x = 14,132.15 × 5,703.68
  4. Step 4: Simplify right side
    10,241.35x = 80,605,310.90
  5. Step 5: Solve for x
    x = 80,605,310.90/10,241.35
  6. Step 6: Final answer
    x = 7,870.58

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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.