Home / 2,263.52-3,396.10-947.42

Finding the Fourth Proportional to 2,263.52, 3,396.10 and 947.42

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Solution

The fourth proportional to 2,263.52, 3,396.10 and 947.42 is: 1,421.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.52 : 3,396.10 = 947.42 : x
  2. Step 2: Convert to fraction form
    2,263.52/3,396.10 = 947.42/x
  3. Step 3: Cross multiply
    2,263.52x = 3,396.10 × 947.42
  4. Step 4: Simplify right side
    2,263.52x = 3,217,533.06
  5. Step 5: Solve for x
    x = 3,217,533.06/2,263.52
  6. Step 6: Final answer
    x = 1,421.47

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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.