Home / 9,812.07-14,728.68-3,972.51

Finding the Fourth Proportional to 9,812.07, 14,728.68 and 3,972.51

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Solution

The fourth proportional to 9,812.07, 14,728.68 and 3,972.51 is: 5,963.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,812.07 : 14,728.68 = 3,972.51 : x
  2. Step 2: Convert to fraction form
    9,812.07/14,728.68 = 3,972.51/x
  3. Step 3: Cross multiply
    9,812.07x = 14,728.68 × 3,972.51
  4. Step 4: Simplify right side
    9,812.07x = 58,509,828.59
  5. Step 5: Solve for x
    x = 58,509,828.59/9,812.07
  6. Step 6: Final answer
    x = 5,963.05

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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.