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Finding the Fourth Proportional to 4,927.89, 7,391.84 and 1,598.93

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Solution

The fourth proportional to 4,927.89, 7,391.84 and 1,598.93 is: 2,398.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.89 : 7,391.84 = 1,598.93 : x
  2. Step 2: Convert to fraction form
    4,927.89/7,391.84 = 1,598.93/x
  3. Step 3: Cross multiply
    4,927.89x = 7,391.84 × 1,598.93
  4. Step 4: Simplify right side
    4,927.89x = 11,818,989.78
  5. Step 5: Solve for x
    x = 11,818,989.78/4,927.89
  6. Step 6: Final answer
    x = 2,398.39

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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.