Home / 4,711.32-7,066.80-3,330.72

Finding the Fourth Proportional to 4,711.32, 7,066.80 and 3,330.72

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Solution

The fourth proportional to 4,711.32, 7,066.80 and 3,330.72 is: 4,995.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.32 : 7,066.80 = 3,330.72 : x
  2. Step 2: Convert to fraction form
    4,711.32/7,066.80 = 3,330.72/x
  3. Step 3: Cross multiply
    4,711.32x = 7,066.80 × 3,330.72
  4. Step 4: Simplify right side
    4,711.32x = 23,537,532.10
  5. Step 5: Solve for x
    x = 23,537,532.10/4,711.32
  6. Step 6: Final answer
    x = 4,995.95

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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.