Home / 10,431.75-14,395.80-5,956.91

Finding the Fourth Proportional to 10,431.75, 14,395.80 and 5,956.91

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Solution

The fourth proportional to 10,431.75, 14,395.80 and 5,956.91 is: 8,220.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431.75 : 14,395.80 = 5,956.91 : x
  2. Step 2: Convert to fraction form
    10,431.75/14,395.80 = 5,956.91/x
  3. Step 3: Cross multiply
    10,431.75x = 14,395.80 × 5,956.91
  4. Step 4: Simplify right side
    10,431.75x = 85,754,484.98
  5. Step 5: Solve for x
    x = 85,754,484.98/10,431.75
  6. Step 6: Final answer
    x = 8,220.53

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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.