Home / 7,941.93-10,927.67-6,520.38

Finding the Fourth Proportional to 7,941.93, 10,927.67 and 6,520.38

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Solution

The fourth proportional to 7,941.93, 10,927.67 and 6,520.38 is: 8,971.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.93 : 10,927.67 = 6,520.38 : x
  2. Step 2: Convert to fraction form
    7,941.93/10,927.67 = 6,520.38/x
  3. Step 3: Cross multiply
    7,941.93x = 10,927.67 × 6,520.38
  4. Step 4: Simplify right side
    7,941.93x = 71,252,506.28
  5. Step 5: Solve for x
    x = 71,252,506.28/7,941.93
  6. Step 6: Final answer
    x = 8,971.69

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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.