Home / 8,065.63-11,130.01-4,528.76

Finding the Fourth Proportional to 8,065.63, 11,130.01 and 4,528.76

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Solution

The fourth proportional to 8,065.63, 11,130.01 and 4,528.76 is: 6,249.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.63 : 11,130.01 = 4,528.76 : x
  2. Step 2: Convert to fraction form
    8,065.63/11,130.01 = 4,528.76/x
  3. Step 3: Cross multiply
    8,065.63x = 11,130.01 × 4,528.76
  4. Step 4: Simplify right side
    8,065.63x = 50,405,139.72
  5. Step 5: Solve for x
    x = 50,405,139.72/8,065.63
  6. Step 6: Final answer
    x = 6,249.38

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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.