Home / 10,431.31-14,396.26-5,955.76

Finding the Fourth Proportional to 10,431.31, 14,396.26 and 5,955.76

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Solution

The fourth proportional to 10,431.31, 14,396.26 and 5,955.76 is: 8,219.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431.31 : 14,396.26 = 5,955.76 : x
  2. Step 2: Convert to fraction form
    10,431.31/14,396.26 = 5,955.76/x
  3. Step 3: Cross multiply
    10,431.31x = 14,396.26 × 5,955.76
  4. Step 4: Simplify right side
    10,431.31x = 85,740,669.46
  5. Step 5: Solve for x
    x = 85,740,669.46/10,431.31
  6. Step 6: Final answer
    x = 8,219.55

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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.