Home / 10,502.16-14,493.20-5,786.44

Finding the Fourth Proportional to 10,502.16, 14,493.20 and 5,786.44

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Solution

The fourth proportional to 10,502.16, 14,493.20 and 5,786.44 is: 7,985.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.16 : 14,493.20 = 5,786.44 : x
  2. Step 2: Convert to fraction form
    10,502.16/14,493.20 = 5,786.44/x
  3. Step 3: Cross multiply
    10,502.16x = 14,493.20 × 5,786.44
  4. Step 4: Simplify right side
    10,502.16x = 83,864,015.87
  5. Step 5: Solve for x
    x = 83,864,015.87/10,502.16
  6. Step 6: Final answer
    x = 7,985.41

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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.