Home / 5,915.66-8,163.64-3,263.07

Finding the Fourth Proportional to 5,915.66, 8,163.64 and 3,263.07

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Solution

The fourth proportional to 5,915.66, 8,163.64 and 3,263.07 is: 4,503.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.66 : 8,163.64 = 3,263.07 : x
  2. Step 2: Convert to fraction form
    5,915.66/8,163.64 = 3,263.07/x
  3. Step 3: Cross multiply
    5,915.66x = 8,163.64 × 3,263.07
  4. Step 4: Simplify right side
    5,915.66x = 26,638,528.77
  5. Step 5: Solve for x
    x = 26,638,528.77/5,915.66
  6. Step 6: Final answer
    x = 4,503.05

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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.