Home / 9,875.12-14,812.67-3,954.69

Finding the Fourth Proportional to 9,875.12, 14,812.67 and 3,954.69

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Solution

The fourth proportional to 9,875.12, 14,812.67 and 3,954.69 is: 5,932.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,875.12 : 14,812.67 = 3,954.69 : x
  2. Step 2: Convert to fraction form
    9,875.12/14,812.67 = 3,954.69/x
  3. Step 3: Cross multiply
    9,875.12x = 14,812.67 × 3,954.69
  4. Step 4: Simplify right side
    9,875.12x = 58,579,527.81
  5. Step 5: Solve for x
    x = 58,579,527.81/9,875.12
  6. Step 6: Final answer
    x = 5,932.04

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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.