Home / 7,930.10-10,941.08-5,277.96

Finding the Fourth Proportional to 7,930.10, 10,941.08 and 5,277.96

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Solution

The fourth proportional to 7,930.10, 10,941.08 and 5,277.96 is: 7,281.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.10 : 10,941.08 = 5,277.96 : x
  2. Step 2: Convert to fraction form
    7,930.10/10,941.08 = 5,277.96/x
  3. Step 3: Cross multiply
    7,930.10x = 10,941.08 × 5,277.96
  4. Step 4: Simplify right side
    7,930.10x = 57,746,556.21
  5. Step 5: Solve for x
    x = 57,746,556.21/7,930.10
  6. Step 6: Final answer
    x = 7,281.94

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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.