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Finding the Fourth Proportional to 4,828.29, 7,238.31 and 4,598.66

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Solution

The fourth proportional to 4,828.29, 7,238.31 and 4,598.66 is: 6,894.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.29 : 7,238.31 = 4,598.66 : x
  2. Step 2: Convert to fraction form
    4,828.29/7,238.31 = 4,598.66/x
  3. Step 3: Cross multiply
    4,828.29x = 7,238.31 × 4,598.66
  4. Step 4: Simplify right side
    4,828.29x = 33,286,490.47
  5. Step 5: Solve for x
    x = 33,286,490.47/4,828.29
  6. Step 6: Final answer
    x = 6,894.05

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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.