Home / 4,753.04-7,125.70-1,981.79

Finding the Fourth Proportional to 4,753.04, 7,125.70 and 1,981.79

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Solution

The fourth proportional to 4,753.04, 7,125.70 and 1,981.79 is: 2,971.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753.04 : 7,125.70 = 1,981.79 : x
  2. Step 2: Convert to fraction form
    4,753.04/7,125.70 = 1,981.79/x
  3. Step 3: Cross multiply
    4,753.04x = 7,125.70 × 1,981.79
  4. Step 4: Simplify right side
    4,753.04x = 14,121,641.00
  5. Step 5: Solve for x
    x = 14,121,641.00/4,753.04
  6. Step 6: Final answer
    x = 2,971.08

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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.