Home / 11,313.90-15,611.13-6,532.74

Finding the Fourth Proportional to 11,313.90, 15,611.13 and 6,532.74

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Solution

The fourth proportional to 11,313.90, 15,611.13 and 6,532.74 is: 9,014.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,313.90 : 15,611.13 = 6,532.74 : x
  2. Step 2: Convert to fraction form
    11,313.90/15,611.13 = 6,532.74/x
  3. Step 3: Cross multiply
    11,313.90x = 15,611.13 × 6,532.74
  4. Step 4: Simplify right side
    11,313.90x = 101,983,453.40
  5. Step 5: Solve for x
    x = 101,983,453.40/11,313.90
  6. Step 6: Final answer
    x = 9,014.00

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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.