Home / 7,560.70-11,341.24-2,880.10

Finding the Fourth Proportional to 7,560.70, 11,341.24 and 2,880.10

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Solution

The fourth proportional to 7,560.70, 11,341.24 and 2,880.10 is: 4,320.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.70 : 11,341.24 = 2,880.10 : x
  2. Step 2: Convert to fraction form
    7,560.70/11,341.24 = 2,880.10/x
  3. Step 3: Cross multiply
    7,560.70x = 11,341.24 × 2,880.10
  4. Step 4: Simplify right side
    7,560.70x = 32,663,905.32
  5. Step 5: Solve for x
    x = 32,663,905.32/7,560.70
  6. Step 6: Final answer
    x = 4,320.22

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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.