Home / 10,431.18-14,396.24-5,955.58

Finding the Fourth Proportional to 10,431.18, 14,396.24 and 5,955.58

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Solution

The fourth proportional to 10,431.18, 14,396.24 and 5,955.58 is: 8,219.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431.18 : 14,396.24 = 5,955.58 : x
  2. Step 2: Convert to fraction form
    10,431.18/14,396.24 = 5,955.58/x
  3. Step 3: Cross multiply
    10,431.18x = 14,396.24 × 5,955.58
  4. Step 4: Simplify right side
    10,431.18x = 85,737,959.02
  5. Step 5: Solve for x
    x = 85,737,959.02/10,431.18
  6. Step 6: Final answer
    x = 8,219.39

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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.