Home / 4,728.98-7,088.54-2,645.93

Finding the Fourth Proportional to 4,728.98, 7,088.54 and 2,645.93

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Solution

The fourth proportional to 4,728.98, 7,088.54 and 2,645.93 is: 3,966.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.98 : 7,088.54 = 2,645.93 : x
  2. Step 2: Convert to fraction form
    4,728.98/7,088.54 = 2,645.93/x
  3. Step 3: Cross multiply
    4,728.98x = 7,088.54 × 2,645.93
  4. Step 4: Simplify right side
    4,728.98x = 18,755,780.64
  5. Step 5: Solve for x
    x = 18,755,780.64/4,728.98
  6. Step 6: Final answer
    x = 3,966.14

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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.