Home / 7,758.06-10,706.91-4,572.38

Finding the Fourth Proportional to 7,758.06, 10,706.91 and 4,572.38

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Solution

The fourth proportional to 7,758.06, 10,706.91 and 4,572.38 is: 6,310.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758.06 : 10,706.91 = 4,572.38 : x
  2. Step 2: Convert to fraction form
    7,758.06/10,706.91 = 4,572.38/x
  3. Step 3: Cross multiply
    7,758.06x = 10,706.91 × 4,572.38
  4. Step 4: Simplify right side
    7,758.06x = 48,956,129.42
  5. Step 5: Solve for x
    x = 48,956,129.42/7,758.06
  6. Step 6: Final answer
    x = 6,310.35

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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.