Home / 11,916.32-16,444.86-6,539

Finding the Fourth Proportional to 11,916.32, 16,444.86 and 6,539

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Solution

The fourth proportional to 11,916.32, 16,444.86 and 6,539 is: 9,024.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,916.32 : 16,444.86 = 6,539 : x
  2. Step 2: Convert to fraction form
    11,916.32/16,444.86 = 6,539/x
  3. Step 3: Cross multiply
    11,916.32x = 16,444.86 × 6,539
  4. Step 4: Simplify right side
    11,916.32x = 107,532,939.54
  5. Step 5: Solve for x
    x = 107,532,939.54/11,916.32
  6. Step 6: Final answer
    x = 9,024.01

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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.