Home / 3,059.60-4,222.54-1,715.44

Finding the Fourth Proportional to 3,059.60, 4,222.54 and 1,715.44

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Solution

The fourth proportional to 3,059.60, 4,222.54 and 1,715.44 is: 2,367.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.60 : 4,222.54 = 1,715.44 : x
  2. Step 2: Convert to fraction form
    3,059.60/4,222.54 = 1,715.44/x
  3. Step 3: Cross multiply
    3,059.60x = 4,222.54 × 1,715.44
  4. Step 4: Simplify right side
    3,059.60x = 7,243,492.90
  5. Step 5: Solve for x
    x = 7,243,492.90/3,059.60
  6. Step 6: Final answer
    x = 2,367.46

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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.