Home / 8,715.24-12,026.79-4,736.25

Finding the Fourth Proportional to 8,715.24, 12,026.79 and 4,736.25

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Solution

The fourth proportional to 8,715.24, 12,026.79 and 4,736.25 is: 6,535.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,715.24 : 12,026.79 = 4,736.25 : x
  2. Step 2: Convert to fraction form
    8,715.24/12,026.79 = 4,736.25/x
  3. Step 3: Cross multiply
    8,715.24x = 12,026.79 × 4,736.25
  4. Step 4: Simplify right side
    8,715.24x = 56,961,884.14
  5. Step 5: Solve for x
    x = 56,961,884.14/8,715.24
  6. Step 6: Final answer
    x = 6,535.89

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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.