Home / 7,026.90-10,545.49-5,182.99

Finding the Fourth Proportional to 7,026.90, 10,545.49 and 5,182.99

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Solution

The fourth proportional to 7,026.90, 10,545.49 and 5,182.99 is: 7,778.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.90 : 10,545.49 = 5,182.99 : x
  2. Step 2: Convert to fraction form
    7,026.90/10,545.49 = 5,182.99/x
  3. Step 3: Cross multiply
    7,026.90x = 10,545.49 × 5,182.99
  4. Step 4: Simplify right side
    7,026.90x = 54,657,149.33
  5. Step 5: Solve for x
    x = 54,657,149.33/7,026.90
  6. Step 6: Final answer
    x = 7,778.27

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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.