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Finding the Fourth Proportional to 7,275.83, 10,895.21 and 4,803.10

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Solution

The fourth proportional to 7,275.83, 10,895.21 and 4,803.10 is: 7,192.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.83 : 10,895.21 = 4,803.10 : x
  2. Step 2: Convert to fraction form
    7,275.83/10,895.21 = 4,803.10/x
  3. Step 3: Cross multiply
    7,275.83x = 10,895.21 × 4,803.10
  4. Step 4: Simplify right side
    7,275.83x = 52,330,749.91
  5. Step 5: Solve for x
    x = 52,330,749.91/7,275.83
  6. Step 6: Final answer
    x = 7,192.41

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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.