Home / 7,945.04-10,963.55-4,359.95

Finding the Fourth Proportional to 7,945.04, 10,963.55 and 4,359.95

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Solution

The fourth proportional to 7,945.04, 10,963.55 and 4,359.95 is: 6,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.04 : 10,963.55 = 4,359.95 : x
  2. Step 2: Convert to fraction form
    7,945.04/10,963.55 = 4,359.95/x
  3. Step 3: Cross multiply
    7,945.04x = 10,963.55 × 4,359.95
  4. Step 4: Simplify right side
    7,945.04x = 47,800,557.85
  5. Step 5: Solve for x
    x = 47,800,557.85/7,945.04
  6. Step 6: Final answer
    x = 6,016.40

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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.