Home / 7,826.59-11,736.43-5,626.13

Finding the Fourth Proportional to 7,826.59, 11,736.43 and 5,626.13

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Solution

The fourth proportional to 7,826.59, 11,736.43 and 5,626.13 is: 8,436.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.59 : 11,736.43 = 5,626.13 : x
  2. Step 2: Convert to fraction form
    7,826.59/11,736.43 = 5,626.13/x
  3. Step 3: Cross multiply
    7,826.59x = 11,736.43 × 5,626.13
  4. Step 4: Simplify right side
    7,826.59x = 66,030,608.17
  5. Step 5: Solve for x
    x = 66,030,608.17/7,826.59
  6. Step 6: Final answer
    x = 8,436.70

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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.