Home / 11,009.08-16,490.58-4,857.40

Finding the Fourth Proportional to 11,009.08, 16,490.58 and 4,857.40

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Solution

The fourth proportional to 11,009.08, 16,490.58 and 4,857.40 is: 7,275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.08 : 16,490.58 = 4,857.40 : x
  2. Step 2: Convert to fraction form
    11,009.08/16,490.58 = 4,857.40/x
  3. Step 3: Cross multiply
    11,009.08x = 16,490.58 × 4,857.40
  4. Step 4: Simplify right side
    11,009.08x = 80,101,343.29
  5. Step 5: Solve for x
    x = 80,101,343.29/11,009.08
  6. Step 6: Final answer
    x = 7,275.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.