Home / 9,042.50-13,545.23-5,333.51

Finding the Fourth Proportional to 9,042.50, 13,545.23 and 5,333.51

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Solution

The fourth proportional to 9,042.50, 13,545.23 and 5,333.51 is: 7,989.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.50 : 13,545.23 = 5,333.51 : x
  2. Step 2: Convert to fraction form
    9,042.50/13,545.23 = 5,333.51/x
  3. Step 3: Cross multiply
    9,042.50x = 13,545.23 × 5,333.51
  4. Step 4: Simplify right side
    9,042.50x = 72,243,626.85
  5. Step 5: Solve for x
    x = 72,243,626.85/9,042.50
  6. Step 6: Final answer
    x = 7,989.34

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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.