Home / 11,241.13-16,862.51-4,315.63

Finding the Fourth Proportional to 11,241.13, 16,862.51 and 4,315.63

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Solution

The fourth proportional to 11,241.13, 16,862.51 and 4,315.63 is: 6,473.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.13 : 16,862.51 = 4,315.63 : x
  2. Step 2: Convert to fraction form
    11,241.13/16,862.51 = 4,315.63/x
  3. Step 3: Cross multiply
    11,241.13x = 16,862.51 × 4,315.63
  4. Step 4: Simplify right side
    11,241.13x = 72,772,248.14
  5. Step 5: Solve for x
    x = 72,772,248.14/11,241.13
  6. Step 6: Final answer
    x = 6,473.75

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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.