Home / 7,930.96-10,938.60-5,098.63

Finding the Fourth Proportional to 7,930.96, 10,938.60 and 5,098.63

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Solution

The fourth proportional to 7,930.96, 10,938.60 and 5,098.63 is: 7,032.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.96 : 10,938.60 = 5,098.63 : x
  2. Step 2: Convert to fraction form
    7,930.96/10,938.60 = 5,098.63/x
  3. Step 3: Cross multiply
    7,930.96x = 10,938.60 × 5,098.63
  4. Step 4: Simplify right side
    7,930.96x = 55,771,846.77
  5. Step 5: Solve for x
    x = 55,771,846.77/7,930.96
  6. Step 6: Final answer
    x = 7,032.17

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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.