Home / 10,927.40-16,392.90-3,533.72

Finding the Fourth Proportional to 10,927.40, 16,392.90 and 3,533.72

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Solution

The fourth proportional to 10,927.40, 16,392.90 and 3,533.72 is: 5,301.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.40 : 16,392.90 = 3,533.72 : x
  2. Step 2: Convert to fraction form
    10,927.40/16,392.90 = 3,533.72/x
  3. Step 3: Cross multiply
    10,927.40x = 16,392.90 × 3,533.72
  4. Step 4: Simplify right side
    10,927.40x = 57,927,918.59
  5. Step 5: Solve for x
    x = 57,927,918.59/10,927.40
  6. Step 6: Final answer
    x = 5,301.16

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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.