Home / 10,283.33-15,431.37-4,737.46

Finding the Fourth Proportional to 10,283.33, 15,431.37 and 4,737.46

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Solution

The fourth proportional to 10,283.33, 15,431.37 and 4,737.46 is: 7,109.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.33 : 15,431.37 = 4,737.46 : x
  2. Step 2: Convert to fraction form
    10,283.33/15,431.37 = 4,737.46/x
  3. Step 3: Cross multiply
    10,283.33x = 15,431.37 × 4,737.46
  4. Step 4: Simplify right side
    10,283.33x = 73,105,498.12
  5. Step 5: Solve for x
    x = 73,105,498.12/10,283.33
  6. Step 6: Final answer
    x = 7,109.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.