Home / 11,957.77-16,501.80-6,652.45

Finding the Fourth Proportional to 11,957.77, 16,501.80 and 6,652.45

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Solution

The fourth proportional to 11,957.77, 16,501.80 and 6,652.45 is: 9,180.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957.77 : 16,501.80 = 6,652.45 : x
  2. Step 2: Convert to fraction form
    11,957.77/16,501.80 = 6,652.45/x
  3. Step 3: Cross multiply
    11,957.77x = 16,501.80 × 6,652.45
  4. Step 4: Simplify right side
    11,957.77x = 109,777,399.41
  5. Step 5: Solve for x
    x = 109,777,399.41/11,957.77
  6. Step 6: Final answer
    x = 9,180.42

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1.5x scale

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.