Home / 8,065.88-11,131.20-4,710.84

Finding the Fourth Proportional to 8,065.88, 11,131.20 and 4,710.84

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Solution

The fourth proportional to 8,065.88, 11,131.20 and 4,710.84 is: 6,501.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.88 : 11,131.20 = 4,710.84 : x
  2. Step 2: Convert to fraction form
    8,065.88/11,131.20 = 4,710.84/x
  3. Step 3: Cross multiply
    8,065.88x = 11,131.20 × 4,710.84
  4. Step 4: Simplify right side
    8,065.88x = 52,437,302.21
  5. Step 5: Solve for x
    x = 52,437,302.21/8,065.88
  6. Step 6: Final answer
    x = 6,501.13

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Half 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.