Home / 7,826.15-11,735.57-4,540.19

Finding the Fourth Proportional to 7,826.15, 11,735.57 and 4,540.19

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Solution

The fourth proportional to 7,826.15, 11,735.57 and 4,540.19 is: 6,808.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.15 : 11,735.57 = 4,540.19 : x
  2. Step 2: Convert to fraction form
    7,826.15/11,735.57 = 4,540.19/x
  3. Step 3: Cross multiply
    7,826.15x = 11,735.57 × 4,540.19
  4. Step 4: Simplify right side
    7,826.15x = 53,281,670.23
  5. Step 5: Solve for x
    x = 53,281,670.23/7,826.15
  6. Step 6: Final answer
    x = 6,808.16

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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.