Home / 7,938.34-10,954.65-4,793.98

Finding the Fourth Proportional to 7,938.34, 10,954.65 and 4,793.98

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Solution

The fourth proportional to 7,938.34, 10,954.65 and 4,793.98 is: 6,615.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938.34 : 10,954.65 = 4,793.98 : x
  2. Step 2: Convert to fraction form
    7,938.34/10,954.65 = 4,793.98/x
  3. Step 3: Cross multiply
    7,938.34x = 10,954.65 × 4,793.98
  4. Step 4: Simplify right side
    7,938.34x = 52,516,373.01
  5. Step 5: Solve for x
    x = 52,516,373.01/7,938.34
  6. Step 6: Final answer
    x = 6,615.54

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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.