Home / 9,812.68-14,718.94-4,615.72

Finding the Fourth Proportional to 9,812.68, 14,718.94 and 4,615.72

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Solution

The fourth proportional to 9,812.68, 14,718.94 and 4,615.72 is: 6,923.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,812.68 : 14,718.94 = 4,615.72 : x
  2. Step 2: Convert to fraction form
    9,812.68/14,718.94 = 4,615.72/x
  3. Step 3: Cross multiply
    9,812.68x = 14,718.94 × 4,615.72
  4. Step 4: Simplify right side
    9,812.68x = 67,938,505.74
  5. Step 5: Solve for x
    x = 67,938,505.74/9,812.68
  6. Step 6: Final answer
    x = 6,923.54

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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.