Home / 10,923.80-16,385.70-3,026.30

Finding the Fourth Proportional to 10,923.80, 16,385.70 and 3,026.30

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Solution

The fourth proportional to 10,923.80, 16,385.70 and 3,026.30 is: 4,539.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,923.80 : 16,385.70 = 3,026.30 : x
  2. Step 2: Convert to fraction form
    10,923.80/16,385.70 = 3,026.30/x
  3. Step 3: Cross multiply
    10,923.80x = 16,385.70 × 3,026.30
  4. Step 4: Simplify right side
    10,923.80x = 49,588,043.91
  5. Step 5: Solve for x
    x = 49,588,043.91/10,923.80
  6. Step 6: Final answer
    x = 4,539.45

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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.