Home / 8,069.04-11,131.74-4,711.50

Finding the Fourth Proportional to 8,069.04, 11,131.74 and 4,711.50

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Solution

The fourth proportional to 8,069.04, 11,131.74 and 4,711.50 is: 6,499.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.04 : 11,131.74 = 4,711.50 : x
  2. Step 2: Convert to fraction form
    8,069.04/11,131.74 = 4,711.50/x
  3. Step 3: Cross multiply
    8,069.04x = 11,131.74 × 4,711.50
  4. Step 4: Simplify right side
    8,069.04x = 52,447,193.01
  5. Step 5: Solve for x
    x = 52,447,193.01/8,069.04
  6. Step 6: Final answer
    x = 6,499.81

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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.