Home / 10,901.79-15,043.98-6,186.96

Finding the Fourth Proportional to 10,901.79, 15,043.98 and 6,186.96

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Solution

The fourth proportional to 10,901.79, 15,043.98 and 6,186.96 is: 8,537.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.79 : 15,043.98 = 6,186.96 : x
  2. Step 2: Convert to fraction form
    10,901.79/15,043.98 = 6,186.96/x
  3. Step 3: Cross multiply
    10,901.79x = 15,043.98 × 6,186.96
  4. Step 4: Simplify right side
    10,901.79x = 93,076,502.50
  5. Step 5: Solve for x
    x = 93,076,502.50/10,901.79
  6. Step 6: Final answer
    x = 8,537.73

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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.