Home / 7,947.74-10,969.47-4,591.10

Finding the Fourth Proportional to 7,947.74, 10,969.47 and 4,591.10

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Solution

The fourth proportional to 7,947.74, 10,969.47 and 4,591.10 is: 6,336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.74 : 10,969.47 = 4,591.10 : x
  2. Step 2: Convert to fraction form
    7,947.74/10,969.47 = 4,591.10/x
  3. Step 3: Cross multiply
    7,947.74x = 10,969.47 × 4,591.10
  4. Step 4: Simplify right side
    7,947.74x = 50,361,933.72
  5. Step 5: Solve for x
    x = 50,361,933.72/7,947.74
  6. Step 6: Final answer
    x = 6,336.64

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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.