Home / 10,927.04-16,386.54-3,905.16

Finding the Fourth Proportional to 10,927.04, 16,386.54 and 3,905.16

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Solution

The fourth proportional to 10,927.04, 16,386.54 and 3,905.16 is: 5,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.04 : 16,386.54 = 3,905.16 : x
  2. Step 2: Convert to fraction form
    10,927.04/16,386.54 = 3,905.16/x
  3. Step 3: Cross multiply
    10,927.04x = 16,386.54 × 3,905.16
  4. Step 4: Simplify right side
    10,927.04x = 63,992,006.42
  5. Step 5: Solve for x
    x = 63,992,006.42/10,927.04
  6. Step 6: Final answer
    x = 5,856.30

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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.