Home / 11,607.45-16,018.29-6,571.53

Finding the Fourth Proportional to 11,607.45, 16,018.29 and 6,571.53

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Solution

The fourth proportional to 11,607.45, 16,018.29 and 6,571.53 is: 9,068.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,607.45 : 16,018.29 = 6,571.53 : x
  2. Step 2: Convert to fraction form
    11,607.45/16,018.29 = 6,571.53/x
  3. Step 3: Cross multiply
    11,607.45x = 16,018.29 × 6,571.53
  4. Step 4: Simplify right side
    11,607.45x = 105,264,673.28
  5. Step 5: Solve for x
    x = 105,264,673.28/11,607.45
  6. Step 6: Final answer
    x = 9,068.72

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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.