Home / 11,310.88-15,607.32-6,594.28

Finding the Fourth Proportional to 11,310.88, 15,607.32 and 6,594.28

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Solution

The fourth proportional to 11,310.88, 15,607.32 and 6,594.28 is: 9,099.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.88 : 15,607.32 = 6,594.28 : x
  2. Step 2: Convert to fraction form
    11,310.88/15,607.32 = 6,594.28/x
  3. Step 3: Cross multiply
    11,310.88x = 15,607.32 × 6,594.28
  4. Step 4: Simplify right side
    11,310.88x = 102,919,038.13
  5. Step 5: Solve for x
    x = 102,919,038.13/11,310.88
  6. Step 6: Final answer
    x = 9,099.12

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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.