Home / 10,945.48-16,434.60-6,270.76

Finding the Fourth Proportional to 10,945.48, 16,434.60 and 6,270.76

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Solution

The fourth proportional to 10,945.48, 16,434.60 and 6,270.76 is: 9,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,945.48 : 16,434.60 = 6,270.76 : x
  2. Step 2: Convert to fraction form
    10,945.48/16,434.60 = 6,270.76/x
  3. Step 3: Cross multiply
    10,945.48x = 16,434.60 × 6,270.76
  4. Step 4: Simplify right side
    10,945.48x = 103,057,432.30
  5. Step 5: Solve for x
    x = 103,057,432.30/10,945.48
  6. Step 6: Final answer
    x = 9,415.52

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1.5x scale

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.