Home / 8,528.37-12,803.49-5,767.29

Finding the Fourth Proportional to 8,528.37, 12,803.49 and 5,767.29

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Solution

The fourth proportional to 8,528.37, 12,803.49 and 5,767.29 is: 8,658.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.37 : 12,803.49 = 5,767.29 : x
  2. Step 2: Convert to fraction form
    8,528.37/12,803.49 = 5,767.29/x
  3. Step 3: Cross multiply
    8,528.37x = 12,803.49 × 5,767.29
  4. Step 4: Simplify right side
    8,528.37x = 73,841,439.84
  5. Step 5: Solve for x
    x = 73,841,439.84/8,528.37
  6. Step 6: Final answer
    x = 8,658.33

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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.