Home / 7,587.61-11,384.94-2,906.07

Finding the Fourth Proportional to 7,587.61, 11,384.94 and 2,906.07

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Solution

The fourth proportional to 7,587.61, 11,384.94 and 2,906.07 is: 4,360.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.61 : 11,384.94 = 2,906.07 : x
  2. Step 2: Convert to fraction form
    7,587.61/11,384.94 = 2,906.07/x
  3. Step 3: Cross multiply
    7,587.61x = 11,384.94 × 2,906.07
  4. Step 4: Simplify right side
    7,587.61x = 33,085,432.59
  5. Step 5: Solve for x
    x = 33,085,432.59/7,587.61
  6. Step 6: Final answer
    x = 4,360.46

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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.