Home / 10,901.66-16,360.73-4,328.40

Finding the Fourth Proportional to 10,901.66, 16,360.73 and 4,328.40

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Solution

The fourth proportional to 10,901.66, 16,360.73 and 4,328.40 is: 6,495.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.66 : 16,360.73 = 4,328.40 : x
  2. Step 2: Convert to fraction form
    10,901.66/16,360.73 = 4,328.40/x
  3. Step 3: Cross multiply
    10,901.66x = 16,360.73 × 4,328.40
  4. Step 4: Simplify right side
    10,901.66x = 70,815,762.09
  5. Step 5: Solve for x
    x = 70,815,762.09/10,901.66
  6. Step 6: Final answer
    x = 6,495.87

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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.