Home / 7,928.34-10,941.12-4,391.52

Finding the Fourth Proportional to 7,928.34, 10,941.12 and 4,391.52

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Solution

The fourth proportional to 7,928.34, 10,941.12 and 4,391.52 is: 6,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928.34 : 10,941.12 = 4,391.52 : x
  2. Step 2: Convert to fraction form
    7,928.34/10,941.12 = 4,391.52/x
  3. Step 3: Cross multiply
    7,928.34x = 10,941.12 × 4,391.52
  4. Step 4: Simplify right side
    7,928.34x = 48,048,147.30
  5. Step 5: Solve for x
    x = 48,048,147.30/7,928.34
  6. Step 6: Final answer
    x = 6,060.30

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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.