Home / 10,393.80-15,591.70-4,152.32

Finding the Fourth Proportional to 10,393.80, 15,591.70 and 4,152.32

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Solution

The fourth proportional to 10,393.80, 15,591.70 and 4,152.32 is: 6,228.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.80 : 15,591.70 = 4,152.32 : x
  2. Step 2: Convert to fraction form
    10,393.80/15,591.70 = 4,152.32/x
  3. Step 3: Cross multiply
    10,393.80x = 15,591.70 × 4,152.32
  4. Step 4: Simplify right side
    10,393.80x = 64,741,727.74
  5. Step 5: Solve for x
    x = 64,741,727.74/10,393.80
  6. Step 6: Final answer
    x = 6,228.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.