Home / 10,740.32-16,103.99-4,816.13

Finding the Fourth Proportional to 10,740.32, 16,103.99 and 4,816.13

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Solution

The fourth proportional to 10,740.32, 16,103.99 and 4,816.13 is: 7,221.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,740.32 : 16,103.99 = 4,816.13 : x
  2. Step 2: Convert to fraction form
    10,740.32/16,103.99 = 4,816.13/x
  3. Step 3: Cross multiply
    10,740.32x = 16,103.99 × 4,816.13
  4. Step 4: Simplify right side
    10,740.32x = 77,558,840.88
  5. Step 5: Solve for x
    x = 77,558,840.88/10,740.32
  6. Step 6: Final answer
    x = 7,221.28

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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.