Home / 7,376.19-11,071.23-4,912.74

Finding the Fourth Proportional to 7,376.19, 11,071.23 and 4,912.74

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Solution

The fourth proportional to 7,376.19, 11,071.23 and 4,912.74 is: 7,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.19 : 11,071.23 = 4,912.74 : x
  2. Step 2: Convert to fraction form
    7,376.19/11,071.23 = 4,912.74/x
  3. Step 3: Cross multiply
    7,376.19x = 11,071.23 × 4,912.74
  4. Step 4: Simplify right side
    7,376.19x = 54,390,074.47
  5. Step 5: Solve for x
    x = 54,390,074.47/7,376.19
  6. Step 6: Final answer
    x = 7,373.74

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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.