Home / 7,520.32-10,378.82-4,333.74

Finding the Fourth Proportional to 7,520.32, 10,378.82 and 4,333.74

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Solution

The fourth proportional to 7,520.32, 10,378.82 and 4,333.74 is: 5,981.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.32 : 10,378.82 = 4,333.74 : x
  2. Step 2: Convert to fraction form
    7,520.32/10,378.82 = 4,333.74/x
  3. Step 3: Cross multiply
    7,520.32x = 10,378.82 × 4,333.74
  4. Step 4: Simplify right side
    7,520.32x = 44,979,107.39
  5. Step 5: Solve for x
    x = 44,979,107.39/7,520.32
  6. Step 6: Final answer
    x = 5,981.01

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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.