Home / 7,883.45-10,878.96-4,526.06

Finding the Fourth Proportional to 7,883.45, 10,878.96 and 4,526.06

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Solution

The fourth proportional to 7,883.45, 10,878.96 and 4,526.06 is: 6,245.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883.45 : 10,878.96 = 4,526.06 : x
  2. Step 2: Convert to fraction form
    7,883.45/10,878.96 = 4,526.06/x
  3. Step 3: Cross multiply
    7,883.45x = 10,878.96 × 4,526.06
  4. Step 4: Simplify right side
    7,883.45x = 49,238,869.91
  5. Step 5: Solve for x
    x = 49,238,869.91/7,883.45
  6. Step 6: Final answer
    x = 6,245.85

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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.