Home / 11,476.41-15,837.18-6,440.52

Finding the Fourth Proportional to 11,476.41, 15,837.18 and 6,440.52

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Solution

The fourth proportional to 11,476.41, 15,837.18 and 6,440.52 is: 8,887.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.41 : 15,837.18 = 6,440.52 : x
  2. Step 2: Convert to fraction form
    11,476.41/15,837.18 = 6,440.52/x
  3. Step 3: Cross multiply
    11,476.41x = 15,837.18 × 6,440.52
  4. Step 4: Simplify right side
    11,476.41x = 101,999,674.53
  5. Step 5: Solve for x
    x = 101,999,674.53/11,476.41
  6. Step 6: Final answer
    x = 8,887.77

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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.