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Finding the Fourth Proportional to 7,253.60, 10,880.40 and 2,059.52

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Solution

The fourth proportional to 7,253.60, 10,880.40 and 2,059.52 is: 3,089.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.60 : 10,880.40 = 2,059.52 : x
  2. Step 2: Convert to fraction form
    7,253.60/10,880.40 = 2,059.52/x
  3. Step 3: Cross multiply
    7,253.60x = 10,880.40 × 2,059.52
  4. Step 4: Simplify right side
    7,253.60x = 22,408,401.41
  5. Step 5: Solve for x
    x = 22,408,401.41/7,253.60
  6. Step 6: Final answer
    x = 3,089.28

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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.