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Finding the Fourth Proportional to 7,363.88, 11,055.54 and 5,730.92

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Solution

The fourth proportional to 7,363.88, 11,055.54 and 5,730.92 is: 8,603.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,363.88 : 11,055.54 = 5,730.92 : x
  2. Step 2: Convert to fraction form
    7,363.88/11,055.54 = 5,730.92/x
  3. Step 3: Cross multiply
    7,363.88x = 11,055.54 × 5,730.92
  4. Step 4: Simplify right side
    7,363.88x = 63,358,415.30
  5. Step 5: Solve for x
    x = 63,358,415.30/7,363.88
  6. Step 6: Final answer
    x = 8,603.94

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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.