Home / 7,381.58-11,065.14-4,741.70

Finding the Fourth Proportional to 7,381.58, 11,065.14 and 4,741.70

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Solution

The fourth proportional to 7,381.58, 11,065.14 and 4,741.70 is: 7,107.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.58 : 11,065.14 = 4,741.70 : x
  2. Step 2: Convert to fraction form
    7,381.58/11,065.14 = 4,741.70/x
  3. Step 3: Cross multiply
    7,381.58x = 11,065.14 × 4,741.70
  4. Step 4: Simplify right side
    7,381.58x = 52,467,574.34
  5. Step 5: Solve for x
    x = 52,467,574.34/7,381.58
  6. Step 6: Final answer
    x = 7,107.91

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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.