Home / 5,510.23-8,263.59-1,811.60

Finding the Fourth Proportional to 5,510.23, 8,263.59 and 1,811.60

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Solution

The fourth proportional to 5,510.23, 8,263.59 and 1,811.60 is: 2,716.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.23 : 8,263.59 = 1,811.60 : x
  2. Step 2: Convert to fraction form
    5,510.23/8,263.59 = 1,811.60/x
  3. Step 3: Cross multiply
    5,510.23x = 8,263.59 × 1,811.60
  4. Step 4: Simplify right side
    5,510.23x = 14,970,319.64
  5. Step 5: Solve for x
    x = 14,970,319.64/5,510.23
  6. Step 6: Final answer
    x = 2,716.82

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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.