Home / 5,554.28-8,332.59-2,091.50

Finding the Fourth Proportional to 5,554.28, 8,332.59 and 2,091.50

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Solution

The fourth proportional to 5,554.28, 8,332.59 and 2,091.50 is: 3,137.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.28 : 8,332.59 = 2,091.50 : x
  2. Step 2: Convert to fraction form
    5,554.28/8,332.59 = 2,091.50/x
  3. Step 3: Cross multiply
    5,554.28x = 8,332.59 × 2,091.50
  4. Step 4: Simplify right side
    5,554.28x = 17,427,611.99
  5. Step 5: Solve for x
    x = 17,427,611.99/5,554.28
  6. Step 6: Final answer
    x = 3,137.69

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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.