Home / 11,250.29-16,880.29-6,312.53

Finding the Fourth Proportional to 11,250.29, 16,880.29 and 6,312.53

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Solution

The fourth proportional to 11,250.29, 16,880.29 and 6,312.53 is: 9,471.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.29 : 16,880.29 = 6,312.53 : x
  2. Step 2: Convert to fraction form
    11,250.29/16,880.29 = 6,312.53/x
  3. Step 3: Cross multiply
    11,250.29x = 16,880.29 × 6,312.53
  4. Step 4: Simplify right side
    11,250.29x = 106,557,236.85
  5. Step 5: Solve for x
    x = 106,557,236.85/11,250.29
  6. Step 6: Final answer
    x = 9,471.51

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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.