Home / 8,065.35-11,131.29-4,528.77

Finding the Fourth Proportional to 8,065.35, 11,131.29 and 4,528.77

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Solution

The fourth proportional to 8,065.35, 11,131.29 and 4,528.77 is: 6,250.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.35 : 11,131.29 = 4,528.77 : x
  2. Step 2: Convert to fraction form
    8,065.35/11,131.29 = 4,528.77/x
  3. Step 3: Cross multiply
    8,065.35x = 11,131.29 × 4,528.77
  4. Step 4: Simplify right side
    8,065.35x = 50,411,052.21
  5. Step 5: Solve for x
    x = 50,411,052.21/8,065.35
  6. Step 6: Final answer
    x = 6,250.32

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Half scale
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Double scale
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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.