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Finding the Fourth Proportional to 4,894.35, 7,341.54 and 1,607.70

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Solution

The fourth proportional to 4,894.35, 7,341.54 and 1,607.70 is: 2,411.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894.35 : 7,341.54 = 1,607.70 : x
  2. Step 2: Convert to fraction form
    4,894.35/7,341.54 = 1,607.70/x
  3. Step 3: Cross multiply
    4,894.35x = 7,341.54 × 1,607.70
  4. Step 4: Simplify right side
    4,894.35x = 11,802,993.86
  5. Step 5: Solve for x
    x = 11,802,993.86/4,894.35
  6. Step 6: Final answer
    x = 2,411.55

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Similar ratio
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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.