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Finding the Fourth Proportional to 5,773.94, 8,612.28 and 4,838.66

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Solution

The fourth proportional to 5,773.94, 8,612.28 and 4,838.66 is: 7,217.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773.94 : 8,612.28 = 4,838.66 : x
  2. Step 2: Convert to fraction form
    5,773.94/8,612.28 = 4,838.66/x
  3. Step 3: Cross multiply
    5,773.94x = 8,612.28 × 4,838.66
  4. Step 4: Simplify right side
    5,773.94x = 41,671,894.74
  5. Step 5: Solve for x
    x = 41,671,894.74/5,773.94
  6. Step 6: Final answer
    x = 7,217.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.