Home / 7,540.50-11,312.01-2,345.34

Finding the Fourth Proportional to 7,540.50, 11,312.01 and 2,345.34

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Solution

The fourth proportional to 7,540.50, 11,312.01 and 2,345.34 is: 3,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540.50 : 11,312.01 = 2,345.34 : x
  2. Step 2: Convert to fraction form
    7,540.50/11,312.01 = 2,345.34/x
  3. Step 3: Cross multiply
    7,540.50x = 11,312.01 × 2,345.34
  4. Step 4: Simplify right side
    7,540.50x = 26,530,509.53
  5. Step 5: Solve for x
    x = 26,530,509.53/7,540.50
  6. Step 6: Final answer
    x = 3,518.40

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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.