Home / 7,930.85-10,941.41-5,097.74

Finding the Fourth Proportional to 7,930.85, 10,941.41 and 5,097.74

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Solution

The fourth proportional to 7,930.85, 10,941.41 and 5,097.74 is: 7,032.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.85 : 10,941.41 = 5,097.74 : x
  2. Step 2: Convert to fraction form
    7,930.85/10,941.41 = 5,097.74/x
  3. Step 3: Cross multiply
    7,930.85x = 10,941.41 × 5,097.74
  4. Step 4: Simplify right side
    7,930.85x = 55,776,421.45
  5. Step 5: Solve for x
    x = 55,776,421.45/7,930.85
  6. Step 6: Final answer
    x = 7,032.85

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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.