Home / 11,957.69-16,501.19-6,652.40

Finding the Fourth Proportional to 11,957.69, 16,501.19 and 6,652.40

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Solution

The fourth proportional to 11,957.69, 16,501.19 and 6,652.40 is: 9,180.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957.69 : 16,501.19 = 6,652.40 : x
  2. Step 2: Convert to fraction form
    11,957.69/16,501.19 = 6,652.40/x
  3. Step 3: Cross multiply
    11,957.69x = 16,501.19 × 6,652.40
  4. Step 4: Simplify right side
    11,957.69x = 109,772,400.59
  5. Step 5: Solve for x
    x = 109,772,400.59/11,957.69
  6. Step 6: Final answer
    x = 9,180.07

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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.