Home / 6,925.12-9,557.76-3,941.12

Finding the Fourth Proportional to 6,925.12, 9,557.76 and 3,941.12

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Solution

The fourth proportional to 6,925.12, 9,557.76 and 3,941.12 is: 5,439.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.12 : 9,557.76 = 3,941.12 : x
  2. Step 2: Convert to fraction form
    6,925.12/9,557.76 = 3,941.12/x
  3. Step 3: Cross multiply
    6,925.12x = 9,557.76 × 3,941.12
  4. Step 4: Simplify right side
    6,925.12x = 37,668,279.09
  5. Step 5: Solve for x
    x = 37,668,279.09/6,925.12
  6. Step 6: Final answer
    x = 5,439.37

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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.