Home / 10,399.01-14,349.98-5,922.68

Finding the Fourth Proportional to 10,399.01, 14,349.98 and 5,922.68

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Solution

The fourth proportional to 10,399.01, 14,349.98 and 5,922.68 is: 8,172.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,399.01 : 14,349.98 = 5,922.68 : x
  2. Step 2: Convert to fraction form
    10,399.01/14,349.98 = 5,922.68/x
  3. Step 3: Cross multiply
    10,399.01x = 14,349.98 × 5,922.68
  4. Step 4: Simplify right side
    10,399.01x = 84,990,309.93
  5. Step 5: Solve for x
    x = 84,990,309.93/10,399.01
  6. Step 6: Final answer
    x = 8,172.92

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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.