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Finding the Fourth Proportional to 4,894.04, 7,341.06 and 3,915.56

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Solution

The fourth proportional to 4,894.04, 7,341.06 and 3,915.56 is: 5,873.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894.04 : 7,341.06 = 3,915.56 : x
  2. Step 2: Convert to fraction form
    4,894.04/7,341.06 = 3,915.56/x
  3. Step 3: Cross multiply
    4,894.04x = 7,341.06 × 3,915.56
  4. Step 4: Simplify right side
    4,894.04x = 28,744,360.89
  5. Step 5: Solve for x
    x = 28,744,360.89/4,894.04
  6. Step 6: Final answer
    x = 5,873.34

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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.